Issued Patents 1997
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5700296 | Azo compound and a polarizing film containing the same | Kazuya Ogino, Kaneo Yokoyama, Narutoshi Hayashi, Setsuko Yamamoto | 1997-12-23 |
| 5659020 | Tetrakisazo compound and a polarizing film containing the same | Kazuya Ogino, Kaneo Yokoyama, Narutoshi Hayashi | 1997-08-19 |
| 5650507 | Asymmetric dioxazine compounds and use thereof as fiber reactive dyes | Kingo Akahori, Junya Hada, Shigeru Kawabata, Naoki Harada | 1997-07-22 |
| 5637705 | Bisazo compounds and use thereof as fiber reactive dyes | Sigeru Sasaki, Kingo Akahori, Takeshi Washimi, Toshiyuki Araki, Atsushi Inoue | 1997-06-10 |
| 5609796 | Dye containing polarizing film | Setsuko Yamamoto, Kazuya Ogino, Narutohsi Hayashi | 1997-03-11 |
| 5596083 | Monoazo compounds and method for dyeing or printing fiber materials using the same | Nobutaka Kunimi, Yasuyoshi Ueda | 1997-01-21 |