Issued Patents 1997
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5698682 | Azo compounds and polarizing films using the compounds | Yoriaki Matsuzaki, Ryu Oi, Rihoko Imai, Hisato Itoh | 1997-12-16 |
| 5693396 | Phthalocyanine compounds and optical recording media comprising them | Tsutami Misawa, Kenichi Sugimoto, Taizo Nishimoto, Takeshi Tsuda | 1997-12-02 |
| 5677398 | Epoxy acrylate resins and their uses | Toshihiro Motoshima, Akio Karasawa, Akihiro Yamaguchi | 1997-10-14 |
| 5672462 | Optical recording medium | Tsutami Misawa, Kenichi Sugimoto, Taizo Nishimoto, Takeshi Tsuda, Hideki Umehara | 1997-09-30 |
| 5658707 | Optical recording media | Tsutami Misawa, Masatoshi Yanagimachi, Hideki Umehara, Yoshiteru Taniguchi, Sumio Hirose | 1997-08-19 |
| 5639809 | Azo compounds and polarizing films using the compounds | Yoriaki Matsuzaki, Ryu Oi, Rihoko Imai, Hisato Itoh | 1997-06-17 |
| 5630849 | Dyeing method | Taiji Kameoka, Isamu Kawamura, Isamu Ghoda, Masanobu Ajioka, Akihiro Yamaguchi +1 more | 1997-05-20 |