Issued Patents 1982
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4324217 | Electronically controlled ignition for internal combustion engines | Hisasi Kawai | 1982-04-13 |
| 4322799 | Exhaust gas recirculation valve control system and method | Tokio Kohama, Takeshi Matsui, Hisasi Kawai, Akira Nishimatsu, Hidetaka Nohira +1 more | 1982-03-30 |