Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7714269 | Light receiving circuit | Kei Yoshikawa, Ryusuke Shibata, Nobuo Nagano, Koichi Iguchi | 2010-05-11 |
| 4562412 | Oscillator synchronized to a pulse | Mitsutoshi Sugawara, Kazuo Tokuda | 1985-12-31 |
| 4414569 | Transistor circuit | Kazuo Tokuda | 1983-11-08 |