Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4937326 | Reactive scarlet dyes having both monochlorotriazinyl and vinylsulfone type reactive groups linked via N-alkylated amino | Yutaka Kayane, Masaki Sunami, Yasuo Tezuka | 1990-06-26 |
| 4935500 | Metallized formazan compounds having two fiber reactive groups linked by n-alkyl-containing group | Takashi Omura, Kaneo Yokoyama, Yasuo Tezuka | 1990-06-19 |
| 4841031 | Reactive dye having both monochlorotriazinyl and vinylsulfone type reactive groups | Yutaka Kayane, Yasuo Tezuka | 1989-06-20 |
| 4631341 | Anthraquinone compound having both monohalogenotriazinyl and vinylsulfone type fiber reactive groups | Yutaka Kayane, Takashi Omura, Akira Takeshita | 1986-12-23 |
| 4626589 | Organic dye compound having both pyridiniotriazinyl and vinylsulfone type fiber-reactive groups | Takashi Omura, Yutaka Kayane, Mikoto Takahashi, Tetsuya Miyamoto, Akira Takeshita +1 more | 1986-12-02 |
| 4551150 | Method for dyeing cellulose fiber material using fiber-reactive disazo dye and finishing the same | Takashi Ikeda, Takashi Omura, Kunihiko Imada | 1985-11-05 |
| 4540418 | Reactive dye composition | Takashi Omura, Yutaka Kayane, Kunihiko Imada | 1985-09-10 |
| 4511507 | Monoazo compound having both monochlorotriazinyl and vinylsulfone type reactive groups | Yutaka Kayane, Takashi Omura, Akira Takeshita | 1985-04-16 |