Issued Patents All Time
Showing 26–34 of 34 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4409943 | Ignition timing correcting system for internal combustion engine | Atsushi Ueda, Tsuneo Yamane | 1983-10-18 |
| 4384561 | Ignition timing correcting system for internal combustion engine | Atsushi Ueda | 1983-05-24 |
| 4377999 | Ignition timing control system for internal combustion engine | Toshio Iwata, Kiyoshi Ookawa | 1983-03-29 |
| 4374510 | Ignition timing correcting system for internal combustion engine | Atsushi Ueda, Tsuneo Yamane | 1983-02-22 |
| 4373487 | Ignition timing correcting system for internal combustion engine | Tsuneo Yamane | 1983-02-15 |
| 4351307 | Ignition timing controller for an internal combustion engine | Atsushi Ueda | 1982-09-28 |
| 4334299 | Optical signal recording and reproducing system | Isao Watanabe, Osamu Ito | 1982-06-08 |
| 4306142 | Optical modulation device | Isao Watanabe | 1981-12-15 |
| 4253734 | Electro optical modulation system | Isao Watanabe | 1981-03-03 |