Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4488525 | Engine speed control device for internal combustion engine | Kazumichi Tsutsumi | 1984-12-18 |
| 4457276 | Idling speed control system for internal combustion engine | Kazumichi Tutumi | 1984-07-03 |
| 4219003 | Ignition means for rotary piston engines | Haruhiko Sato, Masao Shibagaki | 1980-08-26 |
| 4194486 | Ignition means for rotary piston engines | Haruhiko Satow, Ikuo Ogasawara | 1980-03-25 |