Issued Patents All Time
Showing 1–17 of 17 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12292058 | Vacuum pump and water cooling spacer | Yoshiyuki Takai | 2025-05-06 |
| 12270405 | Vacuum pump and rotating body thereof | Yoshiyuki Sakaguchi | 2025-04-08 |
| 12188477 | Vacuum pump and rotating cylinder provided in vacuum pump | Yoshiyuki Sakaguchi, Yoshiyuki Takai, Yasuhiro Shibata | 2025-01-07 |
| 11994137 | Vacuum pump | Yoshiyuki Takai | 2024-05-28 |
| 11680585 | Vacuum pump | Yoshiyuki Takai | 2023-06-20 |
| 11542950 | Vacuum pump | Yoshiyuki Takai, Yoshiyuki Sakaguchi | 2023-01-03 |
| 11248625 | Vacuum pump, stator column used therein, and method for manufacturing stator column | Keita Mitsuhashi | 2022-02-15 |
| 11078925 | Vacuum pump and rotating cylindrical body included in vacuum pump | Yoshiyuki Sakaguchi, Nahoko Yoshihara | 2021-08-03 |
| 10823200 | Connected thread groove spacer and vacuum pump | Yoshiyuki Sakaguchi, Kengo Saegusa, Nahoko Yoshihara | 2020-11-03 |
| 10260509 | Vacuum pump | Yoshiyuki Sakaguchi, Keita Mitsuhashi | 2019-04-16 |
| 10001126 | Vacuum pump | Keiichi Ishii, Katsuhide Machida, Yoshinobu Ohtachi, Yasushi Maejima, Tsutomu Takaada | 2018-06-19 |
| 9388816 | Turbo-molecular pump | Yoshiyuki Sakaguchi, Akihiko Wada | 2016-07-12 |
| 6854956 | Turbo-molecular pump | Satoshi Okudera, Yoshiyuki Sakaguchi, Yasushi Maejima | 2005-02-15 |
| 6851848 | Turbo-molecular pump having radiation temperature apparatus | Manabu Nonaka, Takashi Kabasawa | 2005-02-08 |
| 6832888 | Molecular pump for forming a vacuum | Takashi Kabasawa, Manabu Nonaka | 2004-12-21 |
| 6827550 | Vacuum pump | Satoshi Okudera, Takashi Kabasawa | 2004-12-07 |
| 6779969 | Vacuum pump | Manabu Nonaka, Takashi Kabasawa | 2004-08-24 |