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Errol Ray Williams Jr.
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Leander, TX, US
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Patents Grants
last 30 patents
Information
Patent Grant
Automatic voice tracking camera system and method of operation
Patent number
6,731,334
Issue date
May 4, 2004
Forgent Networks, Inc.
Joonyoul Maeng
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Automatic voice tracking camera system and method of operation
Patent number
6,707,489
Issue date
Mar 16, 2004
Forgent Networks, Inc.
Joonyoul Maeng
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Filter and process for reducing noise in audio signals
Patent number
5,825,754
Issue date
Oct 20, 1998
VTEL Corporation
Errol R. Williams
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Occupancy sensor and method of operating same
Patent number
5,640,143
Issue date
Jun 17, 1997
Mytech Corporation
Douglas D. Myron
G08 - SIGNALLING
Information
Patent Grant
Installation of an expanded memory manager
Patent number
5,349,661
Issue date
Sep 20, 1994
International Business Machines Corporation
James A. Brewer
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Power supply for CRT terminal
Patent number
4,546,388
Issue date
Oct 8, 1985
Rolm Corporation
Errol R. Williams
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Capacitive transducer for providing precise angular positional info...
Patent number
4,404,560
Issue date
Sep 13, 1983
International Business Machines Corporation
Errol R. Williams
G01 - MEASURING TESTING
Information
Patent Grant
Capacitive transducer for sensing a home position
Patent number
4,374,383
Issue date
Feb 15, 1983
International Business Machines Corporation
Darryl R. Polk
G01 - MEASURING TESTING
Information
Patent Grant
Document transfer device drive
Patent number
3,949,278
Issue date
Apr 6, 1976
International Business Machines Corporation
J. Rothe Kinnard
G05 - CONTROLLING REGULATING