Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7390164 | Fixing structure for fixing rotor to rotor shaft, and turbo molecular pump having the fixing structure | Yasushi Maejima, Shinji Kawanishi, Kou Sakurai, Hiroyuki Suda, Takeshi Akimoto | 2008-06-24 |
| 6890145 | Vacuum pump | Masayoshi Takamine, Yasushi Maejima, Shinji Kawanishi, Yoshiyuki Sakaguchi, Satoshi Okudera +1 more | 2005-05-10 |