Issued Patents 2004
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6696515 | Hard protective coat-forming coating compositions and optical articles | Masaaki Yamaya, Masahiro Furuya | 2004-02-24 |
| 6676740 | Coating composition, coating method, and coated article | Kazuyuki Matsumura, Masaaki Yamaya | 2004-01-13 |
| 6677047 | Coating composition, coating method, and coated article | Kazuyuki Matsumura, Masaaki Yamaya, Muneo Kudo, Yoshifumi Kato, Takashi Komori +1 more | 2004-01-13 |