Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5009205 | Crankshaft supporting structure for an internal combustion engine | Ryoji Abe, Junichi Okita, Katsunobu Miyagoshi | 1991-04-23 |
| 4993370 | Valve driving mechanism for internal combustion engine | Junichi Okita, Kouichi Hatamura, Ryoji Abe, Noriyuki Iwata | 1991-02-19 |