Issued Patents All Time
Showing 51–75 of 95 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5112971 | Anthraquinone dye compounds having fibers reactive group | Kingo Akahori, Naoki Harada, Yutaka Kayane | 1992-05-12 |
| 5104978 | Monoazo red reactive dye compound having a vinylsulfone type fiber reactive group and a substituted triazinyl group | Kingo Akahori, Masayuki Miki, Naoki Harada, Takeshi Washimi | 1992-04-14 |
| 5077416 | Benzodifuranone compounds useful for dyeing or printing hydrophobic fiber materials and process for their production | Yasuyoshi Ueda, Jun Yamamoto, Hideo Hattori, Shinei Ikeou, Yosuke Yamamoto | 1991-12-31 |
| 5075429 | Monoazo-disperse dye compounds their production and their use | Jun Yamamoto, Yasuyoshi Ueda, Yosuke Yamamoto, Hideo Hattori, Junichi Sekihachi | 1991-12-24 |
| 5068327 | Symmetrical dioxazine compounds and their use as fiber-reactive dyes | Tetsuya Miyamoto, Miyao Takahashi, Takahiko Fujisaki, Shinei Ikeou | 1991-11-26 |
| 5053494 | Fiber reactive polyazo dye having two vinylsulfone type reactive groups through triazinyl bridging group | Naoki Harada, Hirokazu Sawamoto | 1991-10-01 |
| 5038415 | Disperse dye composition useful for dyeing of printing hydrophobic fiber materials: mixture of pyridone mono-azo dyes and optionally a quino-phthalone | Yasuyoshi Ueda, Junichi Sekihachi, Hideo Hattori, Kiyoharu Nakatsuka | 1991-08-13 |
| 5037965 | Monoazo red dye compound having vinylsulfone type fiber reactive groups | Toshihiko Morimitsu, Kingo Akahori, Yutaka Kayane, Naoki Harada | 1991-08-06 |
| 4977261 | Anthraquinone compound | Yutaka Kayane, Naoki Harada, Yasuji Mori, Yosuke Yamamoto, Tetsuya Miyamoto +1 more | 1990-12-11 |
| 4975094 | Anthrapyridone compounds having vinylsulfone type fiber reactive group through triazinyl bridging group | Masayuki Miki, Kingo Akahori, Yutaka Kayane, Naoki Harada | 1990-12-04 |
| 4935500 | Metallized formazan compounds having two fiber reactive groups linked by n-alkyl-containing group | Katsumasa Otake, Kaneo Yokoyama, Yasuo Tezuka | 1990-06-19 |
| 4933446 | Triphenodioxazine compounds | Hirokazu Sawamoto, Naoki Harada | 1990-06-12 |
| 4910298 | Monoazo compound having triazinyl bridging group and two vinylsulfone type fiber reactive groups imparting yellowish color | Kazufumi Yokogawa, Sadanobu Kikkawa, Naoki Harada | 1990-03-20 |
| 4904766 | Monoazo compound having two vinylsulfone type fiber reactive groups through triazinyl bridging group | Kazufumi Yokogawa, Toshihiko Morimitsu, Naoki Harada, Sadanobu Kikkawa | 1990-02-27 |
| 4880434 | Method of obtaining dyed and finished cellulose fiber materials using reactive metallized formazan dye with no color change | Naoki Harada, Tetsuya Miyamoto, Kunihiko Imada | 1989-11-14 |
| 4880431 | Aryl monoazo pyridone yellow compound having two vinylsulfone type fiber reactive groups bonded to a triazine ring for dyeing cellulose or polyamide | Kazufumi Yokogawa, Naoki Harada | 1989-11-14 |
| 4879372 | Fiber reactive compound having sym-triazine and aminobenzoylamine moieties | Toshihiko Morimitsu, Naoki Harada | 1989-11-07 |
| 4873321 | Monazo compounds having a triozinyl bridging group and two vinylsulfone type fiber reactive groups | Sadanobu Kikkawa, Toshihiko Morimitsu, Naoki Harada, Tetsuya Miyamoto | 1989-10-10 |
| 4843149 | Fiber reactive yellow dye of acetoacetonilide having vinyl sulfone-type reactive group | Yutaka Kayane, Hirokazu Sawamoto, Naoki Harada, Akira Takeshita | 1989-06-27 |
| 4841032 | Fiber reactive monoazo compounds having two vinylsulfone type fiber reactive groups in the molecule | Toshihiko Morimitsu, Sadanobu Kikkawa, Naoki Harada | 1989-06-20 |
| 4841027 | Process for preparing phenyl- and naphthylazo-aminonaphthol sulphonic acids | Yutaka Kayane, Yasuo Tezuka, Hideharu Sone | 1989-06-20 |
| 4841033 | Reactive red monoazo dye compound having two vinylsulfone type fiber reactive groups | Toshihiko Morimitsu, Sadanobu Kikkawa, Naoki Harada | 1989-06-20 |
| 4841048 | Dioxazine compound having vinylsulfone type fiber reactive group | Hirokazu Sawamoto, Naoki Harada | 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 | Toshihiko Morimitsu, Sadanobu Kikkawa | 1989-06-06 |
| 4833123 | Yellow dye-donor element used in thermal transfer and thermal transfer and thermal transfer sheet using it | Kiyoyasu Hashimoto, Yasuyuki Suzuki, Yoshiaki Hayashi | 1989-05-23 |