Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12305652 | Vacuum pump | — | 2025-05-20 |
| 12158152 | Vacuum pump and stator component of thread groove pump portion of the vacuum pump | Yoshinobu Ohtachi, Yasushi Maejima, Tsutomu Takaada | 2024-12-03 |
| 11408437 | Vacuum pump, rotor, rotor fin, and casing | Manabu Nonaka | 2022-08-09 |
| 9528525 | Vacuum pump | — | 2016-12-27 |
| 8613604 | Turbomolecular pump | Yoshihiro Nagano, Takuto Onishi, Masaki Ohfuji, Junichiro Kozaki | 2013-12-24 |
| 8591204 | Turbo-molecular pump | — | 2013-11-26 |
| 4852711 | Clutch disc | Seiichi Kitano | 1989-08-01 |