Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6122493 | Radio receiver having automatic broadcasting-station selecting function | Keiji Kobayashi | 2000-09-19 |
| 5465408 | AGC circuit for operating in accordance with the nature of the interference signal and method for controlling this circuit | Takao Asami, Kenji Kato, Akira Maeta | 1995-11-07 |
| 5339453 | AGC circuit for radio receiver having AGC sensitivity compensated by if output signal | Keiji Kobayashi | 1994-08-16 |
| 5321851 | Radio receiver comprising automatic gain controlling function | Hisao Ishii, Shinichi Yamazaki | 1994-06-14 |
| 5204973 | Receiver capable of quickly suppressing defective effect of multipath reflection interference | — | 1993-04-20 |
| 5203031 | AM radio receiver with improved tracking | — | 1993-04-13 |
| 5155570 | Semiconductor integrated circuit having a pattern layout applicable to various custom ICs | Kazuo Tomizuka, Takao Saeki, Toshiaki Imai | 1992-10-13 |
| 5111274 | Semiconductor integrated circuit with circuit blocks, dummy islands, and bias and shield electrodes | Kazuo Tomizuka, Takao Saeki, Fumio Sandoh | 1992-05-05 |
| 5050238 | Shielded front end receiver circuit with IF amplifier on an IC | Kazuo Tomizuka, Takao Saeki, Fumio Sandoh | 1991-09-17 |
| 4955073 | Automatic search tuner | — | 1990-09-04 |
| 4955077 | Radio with broad band automatic gain control circuit | — | 1990-09-04 |