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Total properties:
41
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Patent #:
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Issue Dt:
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01/25/1983
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Application #:
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06171285
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Filing Dt:
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07/23/1980
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Title:
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INTERFEROMETRIC OPTICAL FIBER ELECTRIC CURRENT MEASURING DEVICE
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Patent #:
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Issue Dt:
|
11/06/1984
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Application #:
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06212435
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Filing Dt:
|
12/03/1980
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Title:
|
RING INTERFEROMETER DEVICE AND ITS APPLICATION TO THE DETECTION OF NON-RECIPROCAL EFFECTS
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Patent #:
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Issue Dt:
|
08/28/1984
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Application #:
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06307933
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Filing Dt:
|
10/02/1981
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Title:
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HYBRID OPTICAL JUNCTION AND ITS USE IN A LOOP INTERFEROMETER
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Patent #:
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Issue Dt:
|
07/16/1985
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Application #:
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06333816
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Filing Dt:
|
12/23/1981
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Title:
|
RING INTERFEROMETER
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Patent #:
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Issue Dt:
|
01/17/1984
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Application #:
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06392651
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Filing Dt:
|
06/28/1982
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Title:
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FLEXOGRAPHIC INK DISTRIBUTION SYSTEM
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Patent #:
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Issue Dt:
|
09/17/1985
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Application #:
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06473537
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Filing Dt:
|
03/09/1983
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Title:
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OPTICAL FIBRE INTERFEROMETRIC ELECTRIC CURRENT MEASURING DEVICE
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Patent #:
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Issue Dt:
|
07/19/1988
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Application #:
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06922026
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Filing Dt:
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10/22/1986
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Title:
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INTEGRATED OPTICAL HIGH VOLTAGE SENSOR
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Patent #:
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Issue Dt:
|
11/10/1987
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Application #:
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07021574
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Filing Dt:
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03/03/1987
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Title:
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DEVICE FOR MEASURING A NONRECIPROCAL PHASE SHIFT PRODUCED IN A CLOSED-LOOP INTERFEROMETER
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Patent #:
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Issue Dt:
|
07/02/1991
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Application #:
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07473747
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Filing Dt:
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02/02/1990
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Title:
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INTEGRATED OPTICS POCKELS CELL VOLTAGE SENSOR
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Patent #:
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Issue Dt:
|
09/15/1992
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Application #:
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07539634
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Filing Dt:
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06/18/1990
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Title:
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DEMODULATION REFERENCE SIGNAL SOURCE
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|
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Patent #:
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Issue Dt:
|
10/10/1995
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Application #:
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08250970
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Filing Dt:
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05/31/1994
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Title:
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HARMONIC PHASE MODULATION ERROR REDUCER
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Patent #:
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Issue Dt:
|
12/12/1995
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Application #:
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08252704
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Filing Dt:
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06/02/1994
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Title:
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SPATIAL FILTER FOR IMPROVING POLARIZATION EXTINCTION RATIO IN A PROTON EXCHANGE WAVE GUIDE DEVICE
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Patent #:
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Issue Dt:
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04/30/1996
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Application #:
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08254804
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Filing Dt:
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06/06/1994
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Title:
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FIBER OPTIC GYRO DIGITAL CONTROL WITH RATE EXTENSION
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|
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Patent #:
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Issue Dt:
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09/24/1996
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Application #:
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08468783
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Filing Dt:
|
06/06/1995
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Title:
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A METHOD FOR DAMPING OPTICAL FIBER ON A BIAS OPTICAL PHASE MODULATOR
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|
|
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Patent #:
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|
Issue Dt:
|
07/01/1997
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Application #:
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08620121
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Filing Dt:
|
03/26/1996
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Title:
|
FIBER OPTIC INTERFEROMETRIC CIRCUIT AND MAGNETIC FIELD SENSOR
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|
|
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Patent #:
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|
Issue Dt:
|
12/09/1997
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Application #:
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08691748
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Filing Dt:
|
08/01/1996
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|
Title:
|
FIBER OPTICS APPARATUS AND METHOD FOR ACCURATE CURRENT SENSING
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|
|
|
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Patent #:
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|
Issue Dt:
|
02/08/2000
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Application #:
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08880111
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Filing Dt:
|
06/19/1997
|
|
Title:
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IMPROVED FIBER OPTIC INTERFEROMETERIC SENSOR AND METHOD BY ADDING CONTROLLED AMOUNTS OF CIRCULAR BIREFRINGENECE IN THE SENSING FIBER
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|
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Patent #:
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|
Issue Dt:
|
11/02/1999
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Application #:
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08925005
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Filing Dt:
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08/26/1997
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|
Title:
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OPEN LOOP SIGNAL PROCESSING CIRCUIT AND METHOD FOR A FIBER OPTIC INTERFEROMETRIC SENSOR
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|
|
|
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Patent #:
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|
Issue Dt:
|
11/16/1999
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Application #:
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08943096
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Filing Dt:
|
09/30/1997
|
|
Title:
|
FIBER OPTICS APPARATUS AND METHOD FOR ACCURATE CURRENT SENSING
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|
|
|
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Patent #:
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|
Issue Dt:
|
09/19/2000
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Application #:
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09163750
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Filing Dt:
|
09/30/1998
|
|
Title:
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IN-LINE ELECTRO-OPTIC VOLTAGE SENSOR
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|
|
|
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Patent #:
|
|
Issue Dt:
|
02/13/2001
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Application #:
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09183977
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Filing Dt:
|
10/31/1998
|
|
Title:
|
FIBER OPTIC CURRENT SENSOR
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|
|
|
|
Patent #:
|
|
Issue Dt:
|
10/09/2001
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Application #:
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09190873
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Filing Dt:
|
11/12/1998
|
|
Title:
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FIBER OPTIC CURRENT SENSOR HAVING ROTATION IMMUNITY
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|
|
|
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Patent #:
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|
Issue Dt:
|
06/26/2001
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Application #:
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09204507
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Filing Dt:
|
12/04/1998
|
|
Title:
|
METHOD AND APPARATUS FOR MEAUSURING VOLTAGE USING ELECTRIC FIELD SENSORS
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|
|
|
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Patent #:
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|
Issue Dt:
|
09/04/2001
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Application #:
|
09207371
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Filing Dt:
|
12/08/1998
|
|
Title:
|
ELECTRO-OPTIC VOLTAGE SENSOR
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|
|
|
|
Patent #:
|
|
Issue Dt:
|
03/18/2003
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Application #:
|
09222411
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Filing Dt:
|
12/29/1998
|
|
Title:
|
METHOD FOR FABRICATION OF AN ALL FIBER POLARIZATION RETARDATION DEVICE
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|
|
|
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Patent #:
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|
Issue Dt:
|
08/13/2002
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Application #:
|
09224370
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Filing Dt:
|
12/31/1998
|
|
Title:
|
FIBER OPTIC DIFFERENCE CURRENT SENSOR
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|
|
|
|
Patent #:
|
|
Issue Dt:
|
12/26/2000
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Application #:
|
09224393
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Filing Dt:
|
12/31/1998
|
|
Title:
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COMBINATION FIBER OPTIC CURRENT/VOLTAGE SENSOR
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|
|
|
|
Patent #:
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|
Issue Dt:
|
10/23/2001
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Application #:
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09275491
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Filing Dt:
|
03/24/1999
|
|
Title:
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MAGNETIC FIELD INTEGRATED FIBER OPTIC SENSOR WITH IMPROVED SENSITIVITY
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|
|
|
|
Patent #:
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|
Issue Dt:
|
06/03/2003
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Application #:
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09314240
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Filing Dt:
|
05/18/1999
|
|
Title:
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OPTICAL DEPOLARIZER
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|
|
|
|
Patent #:
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|
Issue Dt:
|
04/30/2002
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Application #:
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09503897
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Filing Dt:
|
02/15/2000
|
|
Title:
|
VOLTAGE SENSOR
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|
|
|
|
Patent #:
|
|
Issue Dt:
|
12/30/2003
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Application #:
|
09563426
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Filing Dt:
|
05/03/2000
|
|
Title:
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OPTICAL CURRENT MEASURING FOR HIGH VOLTAGE SYSTEMS
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|
|
|
|
Patent #:
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|
Issue Dt:
|
07/23/2002
|
Application #:
|
09617761
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Filing Dt:
|
07/17/2000
|
|
Title:
|
Apparatus for preventing thermal damage to an electrical power transformer
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|
|
|
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Patent #:
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|
Issue Dt:
|
04/08/2003
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Application #:
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09667582
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Filing Dt:
|
09/22/2000
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|
Title:
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MONITORING WIDE AREA DYNAMIC SWING RECORDINGS ON AN ELECTRICAL POWER SYSTEM
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|
|
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Patent #:
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|
Issue Dt:
|
03/12/2002
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Application #:
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09731189
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Filing Dt:
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12/06/2000
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|
Title:
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Fiber-optic current sensor with improved isolation
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|
|
|
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Patent #:
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|
Issue Dt:
|
01/06/2004
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Application #:
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09977258
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Filing Dt:
|
10/16/2001
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Publication #:
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Pub Dt:
|
04/17/2003
| | | | |
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Title:
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LINE FAULT PROTECTION UNIT FOR AN ELECTRICAL POWER SYSTEM
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|
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Patent #:
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NONE
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Issue Dt:
|
|
Application #:
|
09977485
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Filing Dt:
|
10/16/2001
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|
Publication #:
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Pub Dt:
|
04/17/2003
| | | | |
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Title:
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Bus fault protection unit for an electrical power system
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|
|
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Patent #:
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|
Issue Dt:
|
04/27/2004
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Application #:
|
10093967
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Filing Dt:
|
03/11/2002
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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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APPARATUS AND METHOD FOR PREDICTING AN OVERLOAD TRIP FOR AN ELECTRICAL POWER TRANSFORMER
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|
|
|
|
Patent #:
|
|
Issue Dt:
|
05/02/2006
|
Application #:
|
10271523
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Filing Dt:
|
10/15/2002
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|
Publication #:
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|
Pub Dt:
|
05/22/2003
| | | | |
|
Title:
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OPTICAL INTERFEROMETRIC SENSOR WITH MEASUREAND COMPENSATION THAT MAY SELECTIVELY BE USED FOR TEMPERATURE COMPENSATION AND LONG TERM LIFE DEGRADATION
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|
|
|
|
Patent #:
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|
Issue Dt:
|
09/20/2005
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Application #:
|
10293571
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Filing Dt:
|
11/12/2002
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|
Publication #:
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Pub Dt:
|
06/26/2003
| | | | |
|
Title:
|
OPTICAL ELECTRIC FIELD OR VOLTAGE SENSING SYSTEM
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|
|
|
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Patent #:
|
|
Issue Dt:
|
10/04/2005
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Application #:
|
10294083
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Filing Dt:
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11/13/2002
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|
Publication #:
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Pub Dt:
|
06/26/2003
| | | | |
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Title:
|
OPTICAL ELECTRIC FIELD OR VOLTAGE SENSING SYSTEM
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|
|
|
|
Patent #:
|
|
Issue Dt:
|
12/12/2006
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Application #:
|
10321752
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Filing Dt:
|
12/16/2002
|
|
Publication #:
|
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Pub Dt:
|
07/24/2003
| | | | |
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Title:
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METHOD FOR FABRICATION OF AN ALL FIBER POLARIZATION RETARDATION DEVICE
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|
