Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7740519 | Method for processing chamfering of eyeglass lens and apparatus for processing the same | Yoshiyuki Hatano, Kenichi Watanabe, Takeshi Nakamura, Takumi Uchiyama | 2010-06-22 |
| 7740520 | Apparatus for processing chamfering of eyeglass lens | Yoshiyuki Hatano, Kenichi Watanabe, Takeshi Nakamura, Takumi Uchiyama | 2010-06-22 |