Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5378589 | Derivative of naphthalocyanine containing perfluoroalkyl group, process for preparing the same and optical recording medium | Hideo Sawada, Motohiro Mitani, Masaharu Nakayama, Yoshii Morishita, Mitsuo Katayose +1 more | 1995-01-03 |
| 5260435 | Derivative of naphthalocyanine containing perfluoroalkyl group, process for preparing the same and optical recording medium | Hideo Sawada, Motohiro Mitani, Masaharu Nakayama, Yoshii Morishita, Mitsuo Katayose +1 more | 1993-11-09 |