Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4860090 | Digital signal processing circuit driven by a switched clock and used in television receiver for processing standard and nonstandard television signals | Toshinori Murata, Ikuya Arai, Isao Nakagawa | 1989-08-22 |
| 4821112 | Detection circuit for detecting standard television signals and nonstandard television signals | Toshiyuki Sakamoto, Ikuya Arai, Toshinori Murata, Isao Nakagawa, Masahiko Achiha +1 more | 1989-04-11 |