Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12292620 | Optical device | Yuki Tanaka | 2025-05-06 |
| 11519519 | Channel selector valve | Naoki Oikawa, Yuta Soma, Yuji Ito | 2022-12-06 |
| 10794688 | Optical interference measuring device | Johannes Anna Quaedackers, Adriaan Tiemen ZUIDERWEG | 2020-10-06 |
| 10295337 | Surface texture measuring apparatus | Sadayuki Matsumiya, Shuichi Kamiyama, Hidemitsu Asano, Hiroshi Sakai, Hiromu MAIE +2 more | 2019-05-21 |
| 10161747 | Surface texture measuring apparatus and method | Hiroshi Sakai, Tetsuya Ito | 2018-12-25 |
| 10024648 | Interference measuring device and method of measurement using the same device | Tatsuya Nagahama, Han Haitjema, Johannes Anna Quaedackers | 2018-07-17 |
| 9964174 | Electromagnetic actuator for active vibration isolation system | — | 2018-05-08 |
| 9921391 | Interference objective lens and light interference measuring device | — | 2018-03-20 |
| 9618321 | Interference measuring device | Atsushi Usami | 2017-04-11 |