Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11892813 | Control device for electric motor | Satoshi Ikai, Tsutomu Nakamura | 2024-02-06 |
| 11484981 | Machining method implemented by machine tool | — | 2022-11-01 |
| 11077709 | Drive shaft and method for producing drive shaft | Mitsuru Kamikawa, Naoto Shibata, Ko Sugai, Masafumi Yamamoto, Kazuya Kumei +2 more | 2021-08-03 |
| 10364710 | Engine valve and method of producing the same | — | 2019-07-30 |
| 10126470 | Optical absorber which absorbs light beam | Michinori Maeda | 2018-11-13 |
| 8958454 | Mirror adjustment method and mirror adjusting system adjusting slants of mirrors provided at laser oscillator | Takanori Sato | 2015-02-17 |
| 8317943 | Ball for constant velocity joint and method for producing the same | Naoto Shibata, Shunta Osako | 2012-11-27 |
| 8135051 | Gas laser oscillator | Takanori Sato, Yuji Nishikawa | 2012-03-13 |
| 7720118 | Laser unit having preparatory function for activating the unit and activation method for the unit | Yuji Nishikawa, Akihiko Nishio | 2010-05-18 |
| 7664155 | Gas laser oscillating unit | Akira Egawa, Akihiko Nishio | 2010-02-16 |
| 5608754 | Laser resonator | Yasuyuki Morita, Norio Karube | 1997-03-04 |
| 5043072 | Method of treating fluoride-containing water | Naoto Hitotsuyanagi, Isamu Katoh | 1991-08-27 |