Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5116959 | Fiber-reactive monoazo dye compounds having substituted triazinyl bridging group | Naoki Harada, Takashi Omura, Sadanobu Kikkawa | 1992-05-26 |
| 5037965 | Monoazo red dye compound having vinylsulfone type fiber reactive groups | Kingo Akahori, Yutaka Kayane, Naoki Harada, Takashi Omura | 1991-08-06 |
| 4904766 | Monoazo compound having two vinylsulfone type fiber reactive groups through triazinyl bridging group | Kazufumi Yokogawa, Naoki Harada, Takashi Omura, Sadanobu Kikkawa | 1990-02-27 |
| 4879372 | Fiber reactive compound having sym-triazine and aminobenzoylamine moieties | Naoki Harada, Takashi Omura | 1989-11-07 |
| 4873321 | Monazo compounds having a triozinyl bridging group and two vinylsulfone type fiber reactive groups | Takashi Omura, Sadanobu Kikkawa, Naoki Harada, Tetsuya Miyamoto | 1989-10-10 |
| 4841032 | Fiber reactive monoazo compounds having two vinylsulfone type fiber reactive groups in the molecule | Sadanobu Kikkawa, Naoki Harada, Takashi Omura | 1989-06-20 |
| 4841033 | Reactive red monoazo dye compound having two vinylsulfone type fiber reactive groups | Sadanobu Kikkawa, Naoki Harada, Takashi Omura | 1989-06-20 |
| 4837310 | Red or bluish-red fiber-reactive monoazo compound having 7-substituted amino-1-naphthol-sulfonic acid as coupling component between the chromophore and fiber reactive portions of the compound | Sadanobu Kikkawa, Takashi Omura | 1989-06-06 |
| 4519947 | Process for producing anthraquinone compounds | Makoto Hattori, Akihiro Taguma, Akira Takeshita | 1985-05-28 |