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Kevin D. Windrem
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Grass Valley, CA, US
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Patents Grants
last 30 patents
Information
Patent Grant
Linking external devices to switcher transitions
Patent number
6,831,704
Issue date
Dec 14, 2004
Grass Valley (U.S.) Inc.
Kevin D. Windrem
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Mix/effect status display
Patent number
6,597,376
Issue date
Jul 22, 2003
Grass Valley (U.S.) Inc.
Kevin D. Windrem
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Graphical source identification display
Patent number
6,549,190
Issue date
Apr 15, 2003
Grass Valley (US), Inc.
Kevin D. Windrem
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Disk-based digital video recorder
Patent number
6,526,225
Issue date
Feb 25, 2003
Grass Valley (US), Inc.
Kevin D. Windrem
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Linking keyers to background source selections
Patent number
6,452,643
Issue date
Sep 17, 2002
Grass Valley (US), Inc.
Kevin D. Windrem
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Effects recall between mix/effects banks
Patent number
6,437,831
Issue date
Aug 20, 2002
Grass Valley (U.S.) Inc.
Kevin D. Windrem
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Key priority for a mix/effect bank having multiple keyers
Patent number
6,421,095
Issue date
Jul 16, 2002
Grass Valley (US), Inc.
Kevin D. Windrem
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Disk-based digital video recorder
Patent number
6,289,172
Issue date
Sep 11, 2001
Grass Valley (U.S.) Inc.
Kevin D. Windrem
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Mix-effect bank with multiple programmable outputs
Patent number
6,281,941
Issue date
Aug 28, 2001
Grass Valley (US), Inc.
Kevin D. Windrem
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Recording of time code in a database
Patent number
6,044,197
Issue date
Mar 28, 2000
Grass Valley (U.S.) Inc.
David Smith
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Method for predicting what video data should be in a cache which is...
Patent number
5,754,730
Issue date
May 19, 1998
Tektronix, Inc.
Kevin D. Windrem
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Disk-based digital video recorder
Patent number
5,574,662
Issue date
Nov 12, 1996
Tektronix, Inc.
Kevin D. Windrem
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Synchronization of digital audio with digital video
Patent number
5,351,092
Issue date
Sep 27, 1994
The Grass Valley Group, Inc.
Michael Poimboeuf
G11 - INFORMATION STORAGE
Information
Patent Grant
Simple compositing system which processes one frame of each sequenc...
Patent number
5,315,390
Issue date
May 24, 1994
The Grass Valley Group, Inc.
Kevin D. Windrem
G11 - INFORMATION STORAGE
Information
Patent Grant
Video switcher system with modular architecture
Patent number
4,858,011
Issue date
Aug 15, 1989
Richard A. Jackson
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Video switcher with independent processing of selected video signals
Patent number
4,853,784
Issue date
Aug 1, 1989
The Grass Valley Group, Inc.
John Abt
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Apparatus for combining video signals
Patent number
4,851,912
Issue date
Jul 25, 1989
The Grass Valley Group, Inc.
Richard A. Jackson
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Patents Applications
last 30 patents
Information
Patent Application
LINKING KEYERS TO BACKGROUND SOURCE SELECTIONS
Publication number
20020075413
Publication date
Jun 20, 2002
KEVIN D. WINDREM
H04 - ELECTRIC COMMUNICATION TECHNIQUE