Issued Patents 1997
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5701876 | Misfire detecting apparatus for internal combustion engine | Wataru Fukui, Shuichi Wada | 1997-12-30 |
| 5694900 | Knock control system for an internal combustion engine | Wataru Fukui, Shuichi Wada | 1997-12-09 |
| 5615659 | Ignition apparatus for internal combustion engine | Mitsuru Koiwa | 1997-04-01 |
| 5603307 | Ignition coil for internal combustion engine | Mitsuru Koiwa | 1997-02-18 |