Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8894355 | Turbomolecular pump, and particle trap for turbomolecular pump | Kazuma Kubota, Tsuyoshi Moriya, Eiichi Sugawara | 2014-11-25 |
| 6065875 | Turbo charger bearing construction | Ken Mitsubori | 2000-05-23 |
| 6045266 | Supercharger thrust bearing | Ken Mitsubori | 2000-04-04 |