David Wallen

Person

San Francisco, CA, US

People

Patents Grantslast 30 patents

Information Patent Grant
Apparatus and method for digital processing of analog television si...
- Patent number 8,072,539
- Issue date Dec 6, 2011
- J. Carl Cooper
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Apparatus and method for digital processing of analog television si...
- Patent number 6,989,869
- Issue date Jan 24, 2006
- Pixel Instruments Corp.
- J. Carl Cooper
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Apparatus and method for processing television signals
- Patent number 6,469,741
- Issue date Oct 22, 2002
- Pixel Instruments Corp.
- J. Carl Cooper
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Apparatus and method for maintaining synchronization of multiple de...
- Patent number 6,392,707
- Issue date May 21, 2002
- Pixel Instruments Corp.
- J. Carl Cooper
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Apparatus and method for maintaining synchronization of multiple de...
- Patent number 6,141,057
- Issue date Oct 31, 2000
- Pixel Instruments Corp.
- J. Carl Cooper
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Apparatus and method for synchronizing multiple asynchronous signals
- Patent number 5,946,049
- Issue date Aug 31, 1999
- Pixel Instruments Corp.
- J. Carl Cooper
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Apparatus and method for synchronizing asynchronous signals
- Patent number 5,550,594
- Issue date Aug 27, 1996
- Pixel Instruments Corp.
- J. Carl Cooper
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
Apparatus and method for digital processing of analog television si...
- Publication number 20030007093
- Publication date Jan 9, 2003
- Pixel Instruments Corp.
- J. Carl Cooper
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Apparatus and method for processing television signals
- Publication number 20010035912
- Publication date Nov 1, 2001
- Pixel Instruments Corp.
- J. Carl Cooper
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

David Wallen

Person

Patents Grantslast 30 patents

Apparatus and method for digital processing of analog television si...

Apparatus and method for digital processing of analog television si...

Apparatus and method for processing television signals

Apparatus and method for maintaining synchronization of multiple de...

Apparatus and method for maintaining synchronization of multiple de...

Apparatus and method for synchronizing multiple asynchronous signals

Apparatus and method for synchronizing asynchronous signals

Patents Applicationslast 30 patents

Apparatus and method for digital processing of analog television si...

Apparatus and method for processing television signals