Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10519966 | Plain bearing and pump | Shinya Yamamoto, Takeshi Hosoe, Yuichiro Tokunaga, Keiichi Chiba | 2019-12-31 |
| 8128097 | Mechanical seal | Kenji Kiryu, Koji Kametaka | 2012-03-06 |