Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5693366 | Process for producing plastic lens comprising a primer layer, a hard coat layer and an antireflection coating | Noboru Otani, Motoaki Yoshida | 1997-12-02 |
| 5496641 | Plastic lens | Noboru Otani, Motoaki Yoshida, Satoshi Ishizuka, Hisayuki Kayanoki, Naoto Hirayama | 1996-03-05 |
| 5310577 | Process for producing plastic lens | Noboru Otani, Motoaki Yoshida | 1994-05-10 |