Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4880434 | Method of obtaining dyed and finished cellulose fiber materials using reactive metallized formazan dye with no color change | Naoki Harada, Tetsuya Miyamoto, Takashi Omura | 1989-11-14 |
| 4842614 | Demineralization of aqueous liquid dye composition | Noriaki Yamauchi, Yutaka Kayane | 1989-06-27 |
| 4834771 | Aqueous liquid dye composition of C.I. reactive blue ZI and caprolactam or N-methyl pyrrolidone | Noriaki Yamauchi, Shinnei Ikeou | 1989-05-30 |
| 4832698 | Aqueous liquid composition of vinylsulfone type reactive dyes in lithium salt form and buffer | Shinei Ikeou, Takemi Tokieda, Noriaki Yamauchi, Yutaka Kayane | 1989-05-23 |
| 4780104 | Reactive dye-containing aqueous liquid composition | Noriaki Yamauchi, Shinei Ikeou | 1988-10-25 |
| 4749380 | Aqueous liquid sulphato-ethylsulphonyl reactive dye composition containing small amount of buffer for storage stability at high and low temperatures | Noriaki Yamauchi | 1988-06-07 |
| 4711641 | Reactive dye composition: mixture of reactive copper phthalocyanine dyes: dichloro-triazinyl dye and vinyl sulphonyl type dye | Toshio Nakamatsu, Tetsuya Miyamoto | 1987-12-08 |
| 4693725 | Aqueous liquid dye composition containing bifunctional reactive dye having both monohalogenotriazinyl and vinyl sulfonyl fiber reactive groups | Noriaki Yamauchi, Shinnei Ikeou | 1987-09-15 |
| 4690686 | Light-fast yellow disperse dye composition for polyester | Toshio Nakamatsu, Yoshikazu Matsuo, Masao Nishikuri | 1987-09-01 |
| 4626257 | Method for dyeing polyester fiber materials: disperse dye combinations with compensated color fading | Yoshikazu Matsuo, Toshio Nakamatsu, Toshikazu Moriwaki, Sadaharu Abeta | 1986-12-02 |
| 4557731 | Method for dyeing blended fiber materials of cellulose fiber and amide nitrogen-containing fiber with mono- and di-functional reactive dyes | Masaaki Sasakura | 1985-12-10 |
| 4551150 | Method for dyeing cellulose fiber material using fiber-reactive disazo dye and finishing the same | Katsumasa Otake, Takashi Ikeda, Takashi Omura | 1985-11-05 |
| 4540418 | Reactive dye composition | Katsumasa Otake, Takashi Omura, Yutaka Kayane | 1985-09-10 |
| 4185959 | Method for dyeing hydrophobic fiber material with disperse dye | Katsumasa Ohtake, Taizo Ohshima, Sanae Sakaguchi | 1980-01-29 |