William R. Dolson

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New York, NY, US

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Patents Grantslast 30 patents

Information Patent Grant
Anti-copying video signal processing
- Patent number 5,034,981
- Issue date Jul 23, 1991
- Eidak Corporation
- Eugene Leonard
- G11 - INFORMATION STORAGE
Information Patent Grant
Modifying a television signal to inhibit recording/reproduction
- Patent number 4,914,694
- Issue date Apr 3, 1990
- Eidak Corporation
- Eugene Leonard
- G11 - INFORMATION STORAGE