Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4892073 | Ignition system for internal combustion engines | Noboru Yamamoto, Kiyotaka Sasaki, Kouichi Kato, Hideji Tani, Yasuo Ito +2 more | 1990-01-09 |
| 4690122 | Ignition control system for internal combustion engines | Hachirou Sasakura | 1987-09-01 |
| 4440141 | Method and apparatus for controlling energizing interval of ignition coil of an internal combustion engine | Hideo Miyagi, Mamoru Kohashi, Masaaki Kurii | 1984-04-03 |