Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9309806 | Rotational drive apparatus | Tetsuji Yamanaka, Naoaki Kouno | 2016-04-12 |
| 8585384 | Rotary pump including inner rotor and outer rotor having different axial size of an axial clearance | Kenichi Oishi | 2013-11-19 |