Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10927728 | Oil passageway structure for engine | Toshitaka Suzuki, Jun Nishikawa, Yoshinori Sato | 2021-02-23 |
| 6145484 | Four-cycle engine having improved lubricating mechanism | Hirokazu Funakoshi, Kenji Imafuku | 2000-11-14 |