Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4821112 | Detection circuit for detecting standard television signals and nonstandard television signals | Toshiyuki Sakamoto, Ikuya Arai, Toshiyuki Kurita, Toshinori Murata, Isao Nakagawa +1 more | 1989-04-11 |
| 4811092 | Movement detector for composite color television signals | Kazuo Ishikura, Shobu Saito, Masato Sugiyama, Kenji Katsumata | 1989-03-07 |