Kathryn E. Ullrich

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Los Angeles, CA, US

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Patents Grantslast 30 patents

Information Patent Grant
Method of providing video programming nearly on demand
- Patent number 6,243,465
- Issue date Jun 5, 2001
- GTE Service Corporation
- Kathryn E. Ullrich
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method for providing video programming nearly on demand
- Patent number 5,583,937
- Issue date Dec 10, 1996
- GTE Service Corporation
- Kathryn E. Ullrich
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Video distribution system allowing viewer access to time staggered...
- Patent number 5,168,353
- Issue date Dec 1, 1992
- GTE Laboratories Incorporated
- Stephen S. Walker
- H04 - ELECTRIC COMMUNICATION TECHNIQUE