Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7938094 | Internal combustion engine | — | 2011-05-10 |
| 7168408 | Control device of internal combustion engine | — | 2007-01-30 |
| 5141195 | Counterweight removal device | Jun Shimizu, Kobayashi Nobuyuki, Hideyuki Izumi, Tsuruo Hamamoto, Norio Nakajima +1 more | 1992-08-25 |