Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5605127 | Cylinder cover for diesel engine | Masahiko Okabe, Tooru Nakamura, Katsuhiko Sakaguchi, Nobuyuki Kunihiro | 1997-02-25 |
| 5522349 | Water injecting type diesel engine | Masahiko Okabe, Tooru Nakamura | 1996-06-04 |