Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5960767 | Combustion chamber of in-cylinder direct fuel injection engine | Akira Akimoto, Keiichi Kakizaki | 1999-10-05 |
| 5551392 | Engine air intake system | Nobumitsu Tanaka | 1996-09-03 |