Bruno A. Rist

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Van Nuys, CA, US

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Patents Grantslast 30 patents

Information Patent Grant
Universal decoder for television signal scramble systems
- Patent number 5,446,795
- Issue date Aug 29, 1995
- International Telesystems, Inc.
- Adrian J. DeVries
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Master decoder for television signal scramble systems
- Patent number 5,235,640
- Issue date Aug 10, 1993
- International Telesystems, Inc.
- Adrian J. DeVries
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Restricted access television transmission system
- Patent number 4,903,297
- Issue date Feb 20, 1990
- International Telesystems, Inc.
- Bruno A. Rist
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Restricted access television transmission system
- Patent number 4,825,467
- Issue date Apr 25, 1989
- International Telesystems, Inc.
- Bruno A. Rist
- H04 - ELECTRIC COMMUNICATION TECHNIQUE