Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7332997 | Remote control device for vehicle | Tsuyoshi Shirai | 2008-02-19 |
| 4424456 | Driver circuit for charge coupled device | Ryuzo Shiraki, Toshio Yuyama | 1984-01-03 |
| 4408135 | Multi-level signal generating circuit | Toshio Yuyama, Ryuzo Shiraki | 1983-10-04 |