Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5201922 | Disperse dye mixture and dyeing method employing it: orange and yellow azo disperse dye mixture for polyester fibers | Kouichi Seto | 1993-04-13 |
| 5114431 | Disperse dye mixture: Two red disperse dyes for polyester fibers-azo dyes containing naphthalic imide coupler | Kouichi Seto | 1992-05-19 |
| 4888028 | Water-soluble blue dye mixture and dyeing method: anthraquinone reactive dye and formazan reactive dye | Toshio Hihara | 1989-12-19 |
| 4872881 | Mixtures of water-soluble red and yellow or blue reactive dyes and a method of dyeing cellulosic fibers using such dye mixtures | Takashi Fujita, Toshio Hihara, Yoshio Kogure, Noboru Nakamura | 1989-10-10 |