International Telesystems, Inc.
Patent Applications and Registrations
Patent applications and USPTO patent grants for International Telesystems, Inc..The latest application filed is for "universal decoder for television signal scramble systems".
- International Telesystems, Inc. - Pacific Grove CA
- International Telesystems, Inc. - Beverly Hills CA
| Patent | Date |
|---|---|
| Universal decoder for television signal scramble systems Grant 5,446,795 - Devries , et al. * August 29, 1 | 1995-08-29 |
| Master decoder for television signal scramble systems Grant 5,235,640 - Devries , et al. August 10, 1 | 1993-08-10 |
| Restricted access television transmission system Grant 4,903,297 - Rist , et al. February 20, 1 | 1990-02-20 |
| Restricted access television transmission system Grant 4,825,467 - Rist , et al. April 25, 1 | 1989-04-25 |
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