Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11060610 | Multistage shaft sealing apparatus and rotary machine | Takanobu Otani, Hiroshi Kuzumi, Hiroyuki Tokumasu, Toshihiko Matsuo, Yasuhiro Ikeda +2 more | 2021-07-13 |
| 10914382 | Shaft sealing structure and primary coolant circulation pump | Naotaka Komatsu, Takumi Hori, Yuichi Otani, Hidetaka Kafuku, Hiromu Okamoto +2 more | 2021-02-09 |
| 10831259 | Photoelectric sensor | — | 2020-11-10 |
| 10311984 | Shaft sealing structure and reactor coolant pump | Kentarou Saeki, Hidekazu Uehara, Akihiko Umeda, Masaru Sakai, Hiroshi Kuzumi +7 more | 2019-06-04 |
| 10064297 | Electronic control unit | Ryo Nishimoto, Hiroyuki Ibaraki | 2018-08-28 |
| 9841808 | Photoelectric sensor | — | 2017-12-12 |
| 9696195 | Ultrasonic flow switch | Kaname Ishikawa | 2017-07-04 |
| 9354352 | Photoelectric sensor | Jiro Baba | 2016-05-31 |
| 8378780 | Connected sensor system, network unit, and sensor unit | Koji Fukumura | 2013-02-19 |
| 7639373 | Optical displacement sensor and optical displacement measurement device | Tomonari Torii | 2009-12-29 |
| 7639374 | Optical displacement sensor | Tomonari Torii | 2009-12-29 |