Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5324329 | Reactive dye composition and dyeing or printing process using the same | Takeshi Washimi, Naoki Harada, Shuhei Hashizume | 1994-06-28 |
| 5306814 | Bisazo compounds having sulfophenylazonaphtylazophenylamino-s-triazinyl group and use thereof for dyeing or printing fiber materials | Kingo Akahori, Takeshi Washimi, Mahito Fujita | 1994-04-26 |