Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6264751 | Mechanism for performing water repellency processing on both sides simultaneously | Hitoshi Kamura, Hajime Kamiya | 2001-07-24 |
| 6250758 | Plastic optical devices having antireflection film and mechanism for equalizing thickness of antireflection film | Hitoshi Kamura, Hajime Kamiya | 2001-06-26 |
| 6187159 | Mechanism for setting optical lens base material on holder | Hitoshi Kamura, Hajime Kamiya | 2001-02-13 |