Robert D. Widergren

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San Jose, CA, US

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Patents Grantslast 30 patents

Information Patent Grant
Digital video compression system and methods utilizing scene adapti...
- Patent number 4,394,774
- Issue date Jul 19, 1983
- Compression Labs, Inc.
- Robert D. Widergren
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Discrete cosine transformer
- Patent number 4,385,363
- Issue date May 24, 1983
- Compression Labs, Inc.
- Robert D. Widergren
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Digital video compression system and methods utilizing scene adapti...
- Patent number 4,302,775
- Issue date Nov 24, 1981
- Compression Labs, Inc.
- Robert D. Widergren
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Facsimile compression system
- Patent number 4,091,424
- Issue date May 23, 1978
- Compression Labs, Inc.
- Robert D. Widergren
- G06 - COMPUTING CALCULATING COUNTING