Total properties:
20
|
|
Patent #:
|
|
Issue Dt:
|
05/22/1990
|
Application #:
|
07318073
|
Filing Dt:
|
03/02/1989
|
Title:
|
TIME DEPENDENT, VARIABLE AMPLITUDE THRESHOLD OUTPUT CIRCUIT FOR FREQUENCY VARIANT AND FREQUENCY INVARIANT SIGNAL DISCRIMINATION
|
|
|
Patent #:
|
|
Issue Dt:
|
07/09/1991
|
Application #:
|
07388709
|
Filing Dt:
|
08/02/1989
|
Title:
|
HEADSET
|
|
|
Patent #:
|
|
Issue Dt:
|
12/03/1991
|
Application #:
|
07493140
|
Filing Dt:
|
03/12/1990
|
Title:
|
TIME DEPENDANT, VARIABLE AMPLITUDE THRESHOLD OUTPUT CIRCUIT FOR FREQUENCY VARIANT AND FREQUENCY INVARIANT SIGNAL DISCRIMINATION
|
|
|
Patent #:
|
|
Issue Dt:
|
09/14/1993
|
Application #:
|
07660868
|
Filing Dt:
|
02/26/1991
|
Title:
|
TELEPHONE HEADSET
|
|
|
Patent #:
|
|
Issue Dt:
|
10/04/1994
|
Application #:
|
07830712
|
Filing Dt:
|
02/04/1992
|
Title:
|
TELEPHONE HEADSET AMPLIFIER WITH BATTERY SAVER, RECEIVE LINE NOISE REDUCTION, AND CLICK-FREE MUTE SWITCHING
|
|
|
Patent #:
|
|
Issue Dt:
|
07/06/1993
|
Application #:
|
07844739
|
Filing Dt:
|
03/02/1992
|
Title:
|
HEADSET AMPLIFIER WITH AUTOMATIC LOG ON/LOG OFF DETECTION
|
|
|
Patent #:
|
|
Issue Dt:
|
03/01/1994
|
Application #:
|
07910632
|
Filing Dt:
|
07/08/1992
|
Title:
|
COMMUNICATIONS HEADSET
|
|
|
Patent #:
|
|
Issue Dt:
|
01/30/1996
|
Application #:
|
08062614
|
Filing Dt:
|
05/11/1993
|
Title:
|
APPARATUS FOR AND METHOD OF OPERATING AN AUTOMATIC LOG ON/LOG OFF CIRCUIT IN A TELEPHONE SYSTEM BY DISCONNECTING A HEADSET
|
|
|
Patent #:
|
|
Issue Dt:
|
09/12/1995
|
Application #:
|
08105283
|
Filing Dt:
|
07/30/1993
|
Title:
|
COMMUNICATIONS HEADSET HAVING A DETACHABLE RECEIVER CAPSULE AND CABLE PIVOT
|
|
|
Patent #:
|
|
Issue Dt:
|
01/10/1995
|
Application #:
|
08196770
|
Filing Dt:
|
02/10/1994
|
Title:
|
COMMUNICATIONS HEADSET HAVING A UNIVERSAL JOINT-MOUNTED MICROPHONE BOOM
|
|
|
Patent #:
|
|
Issue Dt:
|
09/03/1996
|
Application #:
|
08262596
|
Filing Dt:
|
06/20/1994
|
Title:
|
DATA TRANSFER AND COMMUNICATION NETWORK
|
|
|
Patent #:
|
|
Issue Dt:
|
11/21/1995
|
Application #:
|
08378060
|
Filing Dt:
|
01/25/1995
|
Title:
|
COMMUNICATIONS HEADSET HAVING A BALL JOINT-MOUNTED RECEIVER ASSEMBLY
|
|
|
Patent #:
|
|
Issue Dt:
|
10/06/1998
|
Application #:
|
08419892
|
Filing Dt:
|
04/11/1995
|
Title:
|
ELECTRICAL DISCONNECT FOR TELEPHONE HEADSET
|
|
|
Patent #:
|
|
Issue Dt:
|
07/02/1996
|
Application #:
|
08429034
|
Filing Dt:
|
04/26/1995
|
Title:
|
ARTICULATED HEADSET SUPPORT
|
|
|
Patent #:
|
|
Issue Dt:
|
06/17/1997
|
Application #:
|
08503811
|
Filing Dt:
|
07/18/1995
|
Title:
|
TELEPHONE HEADSET AMPLIFIER WITH BATTERY SAVER, RECEIVE LINE NOISE REDUCTION, AND CLICK-FREE MUTE SWITCHING
|
|
|
Patent #:
|
|
Issue Dt:
|
01/13/1998
|
Application #:
|
08526414
|
Filing Dt:
|
09/11/1995
|
Title:
|
COMMUNICATIONS HEADSET HAVING A DETACHABLE RECEIVER CAPSULE AND CABLE PIVOT
|
|
|
Patent #:
|
|
Issue Dt:
|
11/11/1997
|
Application #:
|
08642521
|
Filing Dt:
|
05/03/1996
|
Title:
|
ARTICULATED HEADSET
|
|
|
Patent #:
|
|
Issue Dt:
|
08/11/1998
|
Application #:
|
08678807
|
Filing Dt:
|
07/12/1996
|
Title:
|
TUNED RF AMPLIFIER
|
|
|
Patent #:
|
|
Issue Dt:
|
11/24/1998
|
Application #:
|
08729428
|
Filing Dt:
|
10/11/1996
|
Title:
|
MULTIPLE-TUNED NORMAL-MODE HELICAL ANTENNA
|
|
|
Patent #:
|
|
Issue Dt:
|
10/21/1997
|
Application #:
|
29056068
|
Filing Dt:
|
06/21/1996
|
Title:
|
COMMUNICATION HEADSET
|
|