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Score from: | % to: % | Current assig. owns from to patents |
patent | score | priority | expiry | expired | references | current assignee | title |
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4642688 | 1 | 1983-06-24 | 2004-02-10 | 1 | 145 | SCIENTIFIC ATLANTA, INC , A CORP OF GEORGIA; | Method and apparatus for creating encrypted and decrypted television signals |
4651208 | 6 | 1985-03-18 | 2005-03-18 | 1 | 39 | SCIENTIFIC ATLANTA, INC , ONE TECHNOLOGY PARK…; | Compatibility of widescreen and non-widescreen television transmissions |
4740790 | 23 | 1985-09-12 | 2005-09-12 | 1 | 7 | SCIENTIFIC ATLANTA, INC , ONE TECHNOLOGY PARK…; | Antenna polarization measuring methods |
4698598 | 53 | 1986-08-04 | 2006-08-04 | 1 | 4 | Scientific Atlanta, I…; SCIENTIFIC ATLANTA, I…; | FM demodulator system with threshold extension |