Issued Patents 2018
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10162187 | High-output optical attenuator, measurement device, and 3D shaping apparatus | Saneyuki Goya, Toshiya Watanabe, Minoru Danno, Yoshihito Fujita | 2018-12-25 |
| 10071465 | Grindstone tool | Hideaki Arisawa | 2018-09-11 |