Issued Patents 1989
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4881044 | Amplifying circuit | Taizo Kinoshita, Satoshi Tanaka, Nobuo Kotera, Minoru Nagata | 1989-11-14 |
| 4857769 | Threshold voltage fluctuation compensation circuit for FETS | Nobuo Kotera, Kiichi Yamashita, Taizo Kinoshita, Satoshi Tanaka, Minoru Nagata | 1989-08-15 |
| 4847550 | Semiconductor circuit | Satoshi Tanaka, Taizo Kinoshita, Nobuo Kotera, Minoru Nagata, Kiichi Yamashita +1 more | 1989-07-11 |
| 4825145 | Constant current circuit | Satoshi Tanaka, Taizo Kinoshita, Nobuo Kotera, Minoru Nagata | 1989-04-25 |
| 4803527 | Semiconductor integrated circuit device having semi-insulator substrate | Yasushi Hatta, Kazumichi Mitsusada, Takehisa Hayashi | 1989-02-07 |