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Patent #:
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Issue Dt:
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05/06/1986
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Application #:
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06620737
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Filing Dt:
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06/14/1984
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Title:
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INTERFACE FOR CONNECTING STANDARD TELEPHONES TO PARTY LINES
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Patent #:
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Issue Dt:
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03/04/1986
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Application #:
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06645461
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Filing Dt:
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08/29/1984
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Title:
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METHOD AND APPARATUS FOR CONFIGURABLE LINE TESTING
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Patent #:
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Issue Dt:
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09/09/1986
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Application #:
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06645479
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Filing Dt:
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08/29/1984
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Title:
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METHOD AND APPARATUS FOR TESTING COMMUNICATION SYSTEMS
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Patent #:
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Issue Dt:
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12/16/1986
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Application #:
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06645875
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Filing Dt:
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08/29/1984
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Title:
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METHOD AND APPARATUS FOR ACCESSING COMMUNICATION SYSTEMS
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Patent #:
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Issue Dt:
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05/05/1987
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Application #:
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06664912
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Filing Dt:
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10/26/1984
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Title:
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METHOD AND APPARATUS FOR TESTING REMOTE COMMUNICATION SYSTEMS
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Patent #:
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Issue Dt:
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06/30/1987
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Application #:
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06709620
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Filing Dt:
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03/08/1985
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Title:
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METHOD AND APPARATUS FOR ELECTRONICALLY DETECTING SPEECH AND TONE
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Patent #:
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Issue Dt:
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02/02/1988
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Application #:
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06787286
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Filing Dt:
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10/15/1985
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Title:
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APPARATUS FOR SELECTIVELY ALERTING PARTY LINE SUBSCRIBERS
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Patent #:
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Issue Dt:
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07/21/1987
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Application #:
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06806804
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Filing Dt:
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12/10/1985
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Title:
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ADAPTER FOR COUPLING TOGETHER TWO SUBSCRIBERS' LINES TO A TELEPHONE TEST SET
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Patent #:
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Issue Dt:
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07/21/1987
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Application #:
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06813156
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Filing Dt:
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12/24/1985
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Title:
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TELEPHONE TEST SET
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Patent #:
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Issue Dt:
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06/02/1987
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Application #:
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06816158
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Filing Dt:
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01/03/1986
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Title:
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DIRECT ACCESS TEST UNIT FOR CENTRAL OFFICE
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Patent #:
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Issue Dt:
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09/29/1987
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Application #:
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06861206
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Filing Dt:
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05/08/1986
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Title:
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REMOVABLE BLADE ASSEMBLY
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Patent #:
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Issue Dt:
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12/18/1990
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Application #:
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06882669
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Filing Dt:
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07/07/1986
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Title:
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MULTIPLEXER BAY FOR DATA COMMUNICATION SYSTEMS
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Patent #:
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Issue Dt:
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11/17/1987
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Application #:
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06889276
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Filing Dt:
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07/25/1986
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Title:
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TEST SET COMMUNICATION/INTERFACE SYSTEM
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Patent #:
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Issue Dt:
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09/01/1987
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Application #:
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06917480
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Filing Dt:
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10/10/1986
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Title:
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TELEPHONE TEST SET HAVING AN AUXILIARY AMPLIFIER AND SPEAKER FOR PERMITTING LISTENING TO LINE SIGNALS
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Patent #:
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Issue Dt:
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03/01/1988
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Application #:
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06926871
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Filing Dt:
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11/04/1986
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Title:
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METHOD AND APPARATUS FOR SUPERVISING THE ACCESSING AND TESTING OF COMMUNICATION SYSTEMS
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Patent #:
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Issue Dt:
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05/14/1991
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Application #:
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07110768
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Filing Dt:
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10/19/1987
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Title:
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TELEPHONE LINE TESTER
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Patent #:
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Issue Dt:
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10/23/1990
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Application #:
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07192174
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Filing Dt:
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05/10/1988
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Title:
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D CHANNEL MONITOR
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Patent #:
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Issue Dt:
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03/20/1990
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Application #:
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07192175
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Filing Dt:
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05/10/1988
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Title:
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ISDN TRAFFIC GENERATOR ADAPTER
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Patent #:
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Issue Dt:
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09/25/1990
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Application #:
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07224382
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Filing Dt:
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07/26/1988
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Title:
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TELEPHONE WIRE TERMINATION BLADE STORAGE COMPARTMENT
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Patent #:
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Issue Dt:
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09/19/1989
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Application #:
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07227649
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Filing Dt:
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08/03/1988
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Title:
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KEYPAD/DIALLER INTERFACE FOR TELEPHONE TEST SET
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Patent #:
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Issue Dt:
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01/29/1991
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Application #:
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07257686
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Filing Dt:
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10/14/1988
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Title:
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ISDN TESTING DEVICE AND METHOD
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Patent #:
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Issue Dt:
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02/26/1991
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Application #:
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07339025
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Filing Dt:
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04/14/1989
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Title:
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PORTABLE LINE TESTER OR SIMILAR ARTICLE
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Patent #:
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Issue Dt:
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07/03/1990
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Application #:
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07440830
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Filing Dt:
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11/24/1989
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Title:
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INTERLOCK CIRCUIT FOR PREVENTING CORRUPTION OF TELEPHONE LINE SIGNALS
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Patent #:
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Issue Dt:
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10/26/1993
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Application #:
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07543299
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Filing Dt:
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06/25/1990
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Title:
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EQUIPMENT RACK ENCLOSURE
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Patent #:
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Issue Dt:
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03/15/1994
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Application #:
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07547342
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Filing Dt:
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06/13/1990
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Title:
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MODULAR ADAPTER FOR TESTING TELEPHONE CIRCUITS
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Patent #:
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Issue Dt:
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03/23/1993
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Application #:
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07589599
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Filing Dt:
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09/28/1990
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Title:
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IMPACT TOOL AND BLADE
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Patent #:
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Issue Dt:
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04/07/1992
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Application #:
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07679925
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Filing Dt:
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04/03/1991
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Title:
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TELEPHONE SYSTEM COMMUNICATION MECHANISM EMPLOYING CENTRAL OFFICE SLEEVE LEAD
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Patent #:
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Issue Dt:
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05/19/1992
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Application #:
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07679934
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Filing Dt:
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04/03/1991
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Title:
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REMOTELY CONTROLLED APPARATUS FOR CONDITIONING TELEPHONE LINE EXCLUSIVE OF METALLIC DC BYPASS PAIR
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Patent #:
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Issue Dt:
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03/09/1993
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Application #:
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07763274
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Filing Dt:
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09/20/1991
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Title:
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SPEAKERPHONE TEST SET
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Patent #:
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Issue Dt:
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01/05/1993
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Application #:
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07810854
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Filing Dt:
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12/20/1991
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Title:
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IMPACT TOOL BLADE
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Patent #:
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Issue Dt:
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04/04/1995
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Application #:
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07996663
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Filing Dt:
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12/24/1992
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Title:
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PLIABLE PLASTIC BATTERY COVER WITH INTEGRAL LEAD SLEEVE
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Patent #:
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Issue Dt:
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08/08/1995
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Application #:
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08048348
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Filing Dt:
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04/14/1993
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Title:
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MECHANISM FOR CONTROLLING OPERATION OF TELEPHONE METALLIC LOOP MEASUREMENT DEVICE IN DEPENDENCE UPON RATE OF SETTLING OF TELEPHONE LINE VOLTAGE
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Patent #:
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Issue Dt:
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07/25/1995
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Application #:
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08085442
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Filing Dt:
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06/30/1993
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Title:
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DIGITAL DATA-DEPENDENT AC IMPEDANCE TERMINATION OF TELEPHONE LINE
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Patent #:
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Issue Dt:
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06/18/1996
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Application #:
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08193811
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Filing Dt:
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02/09/1994
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Title:
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DIAGNOSTIC MECHANISM FOR MONITORING OPERATIONAL STATUS OF REMOTE MONITORING AND TEST UNIT WHICH CONTROLLABLY TEST AND CONDITIONS SUBSCRIBER LINE CIRCUITS
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Patent #:
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Issue Dt:
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05/28/1996
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Application #:
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08193812
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Filing Dt:
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02/09/1994
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Title:
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PROGRAMMABLE SOURCE FOR SUPPLYING CONTROLLABLY VARIABLE AC/DC VOLTAGE OUTPUT FOR TELEPHONE LINE MEASUREMENT APPARATUS
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Patent #:
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Issue Dt:
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02/06/1996
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Application #:
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08193813
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Filing Dt:
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02/09/1994
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Title:
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AUTOBAUD RATE DETECTION MECHANISM
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Patent #:
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Issue Dt:
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04/02/1996
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Application #:
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08193814
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Filing Dt:
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02/09/1994
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Title:
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USER-CONTROLLED ELECTRONIC MODIFICATION OF OPERATING SYSTEM FIRMWARE RESIDENT IN REMOTE MEASUREMENT UNIT FOR TESTING AND CONDITIONING OF SUBSCRIBER LINE CIRCUITS
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Patent #:
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Issue Dt:
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07/09/1996
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Application #:
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08193816
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Filing Dt:
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02/09/1994
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Title:
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REGULATED POWER SUPPLY HAVING WIDE INPUT AC/DC VOLTAGE RANGE
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Patent #:
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Issue Dt:
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08/08/1995
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Application #:
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08193817
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Filing Dt:
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02/09/1994
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Title:
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PHASE DIFFERENTIAL MEASUREMENT CIRCUIT
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Patent #:
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Issue Dt:
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09/19/1995
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Application #:
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08194203
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Filing Dt:
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02/09/1994
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Title:
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LOCAL/REMOTE MODIFICATION OF ELECTRONICALLY ALTERABLE OPERATING SYSTEM FIRMWARE RESIDENT IN REDUNDANT FLASH MEMORY OF REMOTE UNIT FOR TESTING/CONDITIONING SUBSCRIBER LINE CIRCUITS
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Patent #:
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Issue Dt:
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03/25/1997
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Application #:
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08194232
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Filing Dt:
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02/09/1994
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|
Title:
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REMOTE MEASUREMENT UNIT CONTAINING INTEGRATED LINE MEASUREMENT AND CONDITIONING FUNCTIONALITY FOR PERFORMING REMOTELY COMMANDED TESTING AND CONDITIONING OF TELEPHONE LINE CIRCUITS
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Patent #:
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Issue Dt:
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02/25/1997
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Application #:
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08231576
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Filing Dt:
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04/22/1994
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Title:
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IMPACT TERMINATION TOOL CONFIGURED FOR TORQUE APPLICATIONS
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Patent #:
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|
Issue Dt:
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05/28/1996
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Application #:
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08235317
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Filing Dt:
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04/29/1994
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|
Title:
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TELECOMMUNICATIONS TEST SYSTEM INCLUDING A TEST AND TROUBLE SHOOTING EXPERT SYSTEM
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Patent #:
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|
Issue Dt:
|
04/30/1996
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Application #:
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08271295
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Filing Dt:
|
07/06/1994
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Title:
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RESEALABLE MODULE FOR SUPPORTING ACOUSTIC TRANSDUCER AND PRINTED CIRCUIT COMPONENTS WITHIN RECEIVER END OF CRAFTSPERSON'S TEST SET
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Patent #:
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|
Issue Dt:
|
12/10/1996
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Application #:
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08338916
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Filing Dt:
|
11/14/1994
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Title:
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WIRELESS - WIRELINE COMMUNICATION SELECTION MECHANISM RESIDENT IN CRAFTSPERSON'S PORTABLE TEST AND COMMUNICATIONS DEVICE
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Patent #:
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Issue Dt:
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01/07/1997
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Application #:
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08339906
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Filing Dt:
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11/14/1994
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Title:
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BATTERY CHARGING AND SIGNALLING INTERCONNECT ARRANGEMENT FOR CRAFTSPERSON'S PORTABLE SIGNAL PROCESSING AND COMMUNICATIONS UNIT
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Patent #:
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Issue Dt:
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10/22/1996
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Application #:
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08343697
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Filing Dt:
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11/14/1994
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Title:
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MULTI-ATTITUDE DISPLAY LID POSITIONING ARRANGEMENT FOR CRAFTSPERSON'S PORTABLE SIGNAL PROCESSING AND COMMUNICATIONS UNIT
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Patent #:
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Issue Dt:
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07/02/1996
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Application #:
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08343699
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Filing Dt:
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11/14/1994
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Title:
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AUTOMATED TROUBLE-SHOOTING MECHANISM RESIDENT IN CRAFTSPERSON'S PORTABLE TEST AND COMMUNICATIONS DEVICE
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Patent #:
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Issue Dt:
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06/24/1997
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Application #:
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08399355
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Filing Dt:
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03/03/1995
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Title:
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AM BROADCAST BAND INTERFERENCE FILTER FOR LINE-POWERED TELEPHONE
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Patent #:
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Issue Dt:
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04/01/1997
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Application #:
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08407878
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Filing Dt:
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03/20/1995
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Title:
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MECHANISM FOR CONTROLLABLY ENABLING TEST SET TO ASSERT OFF-HOOK CONDITION ON TELEPHONE LINE IN DEPENDENCE UPON DETECTION OF PRESCRIBED VOLTAGE LEVEL AND ABSENCE OF DATA TRAFFIC
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Patent #:
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Issue Dt:
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05/13/1997
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Application #:
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08411575
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Filing Dt:
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03/27/1995
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Title:
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IMPACT TOOL WITH MULTI-WIRE CUTTING HEAD
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Patent #:
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Issue Dt:
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04/15/1997
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Application #:
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08460179
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Filing Dt:
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06/02/1995
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Title:
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TEST INTERFACE ADAPTER EMULATING ON TEST TRUNK INTERFACE FOR NON-STANDARD CENTRAL OFFICE SWITCH
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Patent #:
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Issue Dt:
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10/21/1997
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Application #:
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08492507
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Filing Dt:
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06/20/1995
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Title:
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ARRANGEMENT FOR TESTING TELEPHONE SUBSCRIBER LINE CIRCUIT VIA B-ISDN CHANNEL LINKING CENTRAL OFFICE TEST SYSTEM AND METALLIC CHANNEL UNIT INSTALLED IN DIGITAL LOOP CARRIER REMOTE TERMINAL
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Patent #:
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Issue Dt:
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09/16/1997
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Application #:
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08498242
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Filing Dt:
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07/05/1995
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Title:
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ELECTRICALLY OPERATED IMPACT TOOL GUN
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Patent #:
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Issue Dt:
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03/10/1998
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Application #:
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08618323
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Filing Dt:
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03/19/1996
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Title:
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HIGH VOLTAGE PROTECTION CIRCUIT FOR TELEPHONE TEST SET
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Patent #:
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|
Issue Dt:
|
06/09/1998
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Application #:
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08629289
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Filing Dt:
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04/08/1996
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Title:
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TELECOMMUNICATIONS TEST SYSTEM INCLUDING A TEST AND TROUBLE SHOOTING EXPERT SYSTEM
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|
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Patent #:
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|
Issue Dt:
|
08/25/1998
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Application #:
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08648738
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Filing Dt:
|
05/16/1996
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|
Title:
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MULTI-PORT CALLER ID-BASED TELEPHONE RINGBACK TEST DEVICE
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Patent #:
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|
Issue Dt:
|
08/18/1998
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Application #:
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08660469
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Filing Dt:
|
06/07/1996
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Title:
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ELECTRICALLY OPERATED, SPRING-BIASED CAM-CONFIGURED RELEASE MECHANISM FOR WIRE CUTTING AND SEATING TOOL
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Patent #:
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Issue Dt:
|
06/02/1998
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Application #:
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08688535
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Filing Dt:
|
07/30/1996
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Title:
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IMPACT TOOL WIRE-INSERTION HEAD HAVING SELECTIVE CUT/NO CUT BLADE CONFIGURATION
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Patent #:
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|
Issue Dt:
|
12/30/1997
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Application #:
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08735462
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Filing Dt:
|
10/23/1996
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|
Title:
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WIRELESS - WIRELINE COMMUNICATION SELECTION MECHANISM RESIDENT IN CRAFTSPERSON'S PORTABLE TEST AND COMMUNICATIONS DEVICE
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Patent #:
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|
Issue Dt:
|
11/03/1998
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Application #:
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08736393
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Filing Dt:
|
10/24/1996
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Title:
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TEST INTERFACE ADAPTER EMULATING NO TEST TRUNK INTERFACE FOR NON-STANDARD CENTRAL OFFICE SWITCH
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Patent #:
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Issue Dt:
|
11/24/1998
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Application #:
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08753101
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Filing Dt:
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11/20/1996
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Title:
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TELEPHONE TEST SET LCD PANEL CARRIER
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Patent #:
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|
Issue Dt:
|
11/17/1998
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Application #:
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08754021
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Filing Dt:
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01/29/1996
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Title:
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IMPACT TOOL HEAD HAVING CUTTING KNIFE INTEGRALLY MOLDED WITH WIRE-INSERTION BLADE
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Patent #:
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Issue Dt:
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05/26/1998
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Application #:
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08754075
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Filing Dt:
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11/20/1996
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Title:
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LINE CORD STRAIN RELIEF ATTACHMENT FOR TELEPHONE TEST SET
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Patent #:
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Issue Dt:
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02/16/1999
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Application #:
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08754076
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Filing Dt:
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11/20/1996
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Title:
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VARIABLE GEOMETRY BATTERY COMPARTMENT FOR ACCOMMODATING DIFFERENT SIZED BATTERIES IN TELEPHONE CRAFTSPERSON'S TEST SET
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Patent #:
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Issue Dt:
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06/16/1998
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Application #:
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08754077
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Filing Dt:
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11/20/1996
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Title:
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TELEPHONE TEST SET KEYPAD WITH INTEGRATED DYNAMIC MICROPHONE
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Patent #:
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Issue Dt:
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08/24/1999
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Application #:
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08764487
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Filing Dt:
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12/12/1996
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Title:
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RING-TRIP CIRCUIT
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Patent #:
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Issue Dt:
|
11/10/1998
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Application #:
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08784955
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Filing Dt:
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01/16/1997
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Title:
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METHOD AND WIRE TERMINATION TOOL FOR RETAINING WIRE IN RECEPTACLE
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Patent #:
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Issue Dt:
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09/29/1998
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Application #:
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08786233
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Filing Dt:
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01/21/1997
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Title:
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IMPACT/NO-IMPACT PUNCHDOWN TOOL FOR USE WITH CUT/NO-CUT OR WIRE INSERTION BLADE ASSEMBLY
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Patent #:
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Issue Dt:
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09/21/1999
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Application #:
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08815885
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Filing Dt:
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03/12/1997
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Title:
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TEST SET INTERFACE FOR AUTOMATICALLY DETECTING LINE TYPE
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Patent #:
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Issue Dt:
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05/11/1999
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Application #:
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08852996
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Filing Dt:
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05/08/1997
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Title:
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AUTOMATIC POLLING OF DIRECT ACCESS TEST UNIT TO OBTAIN USAGE DATA
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Patent #:
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Issue Dt:
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01/05/1999
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Application #:
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08855033
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Filing Dt:
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05/13/1997
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Title:
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MULTI-PORT CALLER ID-BASED TELEPHONE RINGBACK TEST DEVICE
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Patent #:
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Issue Dt:
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11/03/1998
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Application #:
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08869525
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Filing Dt:
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06/06/1997
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Title:
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TELEPHONE SET LINE CORD STRAIN RELIEF ATTACHMENT ASSEMBLY
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Patent #:
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Issue Dt:
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08/10/1999
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Application #:
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08869526
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Filing Dt:
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06/06/1997
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Title:
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METHOD FOR TESTING CALL WAITING, CALLER ID FUNCTIONALITY OF TELEPHONE LINE
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Patent #:
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Issue Dt:
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12/21/1999
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Application #:
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08919511
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Filing Dt:
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08/28/1997
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Title:
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TELEPHONE RINGBACK TEST DEVICE AND METHOD
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Patent #:
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Issue Dt:
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11/09/1999
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Application #:
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08984230
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Filing Dt:
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12/03/1997
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Title:
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CALL YOURSELF BERT TESTING OF ISDN LINE
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Patent #:
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Issue Dt:
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11/06/2001
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Application #:
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08984233
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Filing Dt:
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12/03/1997
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Title:
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Interactive contextual-based assistance for portable ISDN test set
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Patent #:
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Issue Dt:
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02/06/2001
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Application #:
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08984287
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Filing Dt:
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12/03/1997
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Title:
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TESTING OF ISDN LINE VIA AUXILIARY CHANNEL SIGNALING
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Patent #:
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Issue Dt:
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05/02/2000
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Application #:
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08985589
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Filing Dt:
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12/05/1997
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Title:
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TESTING OF DIGITAL SUBSCRIBER LOOPS USING MULTI-TONE POWER RATIO (MTPR) WAVEFORM
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Patent #:
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Issue Dt:
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09/04/2001
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Application #:
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09039511
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Filing Dt:
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03/16/1998
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Title:
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TIME DOMAIN REFLECTOMETRY APPARATUS AND METHOD
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Patent #:
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Issue Dt:
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12/12/2000
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Application #:
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09050652
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Filing Dt:
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03/30/1998
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Title:
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METHOD AND APPARATUS FOR REMOTELY CHANGING SIGNAL CHARACTERISTICS OF A SIGNAL GENERATOR.
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Patent #:
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Issue Dt:
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06/26/2001
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Application #:
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09124585
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Filing Dt:
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07/29/1998
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Title:
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WIRELESS BUTT SET
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Patent #:
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Issue Dt:
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04/10/2001
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Application #:
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09206570
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Filing Dt:
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12/07/1998
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Title:
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DIGITAL SIGNAL PROCESSOR-BASED TELEPHONE TEST SET ANALYZING AND DISPLAYED MULTIPLE SIGNAL PARAMETER DATA FOR TERMINAL MODE AND LINE MONITOR MODE OPERATION
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Patent #:
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Issue Dt:
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06/06/2000
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Application #:
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09232451
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Filing Dt:
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01/15/1999
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Title:
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CUSHIONED HANDLE FOR WIRE CUTTING AND SEATING TOOL
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Patent #:
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Issue Dt:
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12/19/2000
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Application #:
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09433269
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Filing Dt:
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11/03/1999
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Title:
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CALL YOURSELF BERT TESTING OF ISDN LINE
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Patent #:
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Issue Dt:
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10/15/2002
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Application #:
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09456681
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Filing Dt:
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12/09/1999
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Title:
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DETECTION OF BRIDGED TAPS BY FREQUENCY DOMAIN REFLECTOMETRY
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Patent #:
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Issue Dt:
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07/17/2001
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Application #:
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09491438
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Filing Dt:
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01/26/2000
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Title:
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Testing of digital subcriber loops using multi-tone power ratio (mtpr) waveform
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Patent #:
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Issue Dt:
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03/26/2002
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Application #:
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09500270
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Filing Dt:
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02/08/2000
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Title:
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Electronic test tag for wireline continuity verification
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Patent #:
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Issue Dt:
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09/25/2001
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Application #:
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09507073
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Filing Dt:
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02/18/2000
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Title:
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Audio verification of digital subscriber line connection
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Patent #:
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Issue Dt:
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01/22/2002
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Application #:
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09507074
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Filing Dt:
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02/18/2000
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Title:
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Extrapolation of location and amplitude of noise sources on telecommunication wireline from ended access point
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Patent #:
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Issue Dt:
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08/28/2001
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Application #:
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09522785
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Filing Dt:
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03/07/2000
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Title:
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Two-Ended wireline pair identification system
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Patent #:
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Issue Dt:
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06/15/2004
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Application #:
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09543171
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Filing Dt:
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04/05/2000
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Title:
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COMMUNICATION PORT-POWERED DIGITAL COMMUNICATION INTERFACE FOR UPGRADING SOFTWARE-RECONFIGURABLE TEST SET
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Patent #:
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Issue Dt:
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01/21/2003
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Application #:
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09543961
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Filing Dt:
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04/07/2000
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Title:
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METHODS AND APPARATUS FOR TIME DOMAIN REFLECTOMETRY
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Patent #:
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Issue Dt:
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11/27/2001
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Application #:
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09652424
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Filing Dt:
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08/31/2000
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Title:
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Method and apparatus for remotely changing signal characteristics of a signal generator
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Patent #:
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Issue Dt:
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04/11/2006
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Application #:
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09684536
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Filing Dt:
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10/06/2000
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Title:
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SYSTEM AND METHOD FOR BROADBAND ANALYSIS OF TELEPHONE LOCAL LOOP
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Patent #:
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Issue Dt:
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07/09/2002
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Application #:
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09753097
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Filing Dt:
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01/02/2001
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Publication #:
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Pub Dt:
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05/24/2001
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Title:
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High current protection circuit for telephone interface
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Patent #:
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Issue Dt:
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08/12/2003
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Application #:
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09870120
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Filing Dt:
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05/30/2001
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Publication #:
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Pub Dt:
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12/05/2002
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Title:
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SYSTEM AND METHOD OF TESTING AN IDSL COMMUNICATIONS LINE
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Patent #:
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Issue Dt:
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11/30/2004
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Application #:
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10013341
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Filing Dt:
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12/10/2001
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Publication #:
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Pub Dt:
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06/12/2003
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Title:
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DUAL POWER POLARITY PROTECTOR/INDICATOR
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Patent #:
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Issue Dt:
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06/01/2004
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Application #:
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10042769
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Filing Dt:
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01/09/2002
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Publication #:
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Pub Dt:
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07/11/2002
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Title:
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DETECTION OF BRIDGE TAPS BY FREQUENCY DOMAIN REFLECTOMETRY-BASED SIGNAL PROCESSING WITH PRECURSOR SIGNAL CONDITIONING
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Patent #:
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Issue Dt:
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11/09/2004
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Application #:
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10066201
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Filing Dt:
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02/01/2002
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Publication #:
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Pub Dt:
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07/11/2002
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Title:
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SINGLE ENDED LOOP LOSS MEASUREMENT BY FREQUENCY DOMAIN REFLECTOMETRY-BASED SIGNAL PROCESSING
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