Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5646274 | Phthalocyanine monoazo compounds and a process for producing the same | Takemi Tokieda, Shin-ichi Yabushita, Yasuyoshi Ueda, Bunzi Tsukise | 1997-07-08 |
| 5637705 | Bisazo compounds and use thereof as fiber reactive dyes | Sigeru Sasaki, Kingo Akahori, Takeshi Washimi, Takashi Omura, Atsushi Inoue | 1997-06-10 |