Issued Patents All Time
Showing 1–17 of 17 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5166451 | Treatment of hydroperoxide mixture | Shinzaburo Masaki, Osamu Maruyama | 1992-11-24 |
| RE34076 | Method for producing hydroxy-containing alkylated aromatic compounds | Shinzaburo Masaki, Takeo Fujii, Tooru Tokumaru, Akira Murakami | 1992-09-22 |
| 4912264 | Method for producing hydroxy-containing alkylated aromatic compounds | Shinzaburo Masaki, Takeo Fujii, Tooru Tokumaru, Akira Murakami | 1990-03-27 |
| 4843149 | Fiber reactive yellow dye of acetoacetonilide having vinyl sulfone-type reactive group | Yutaka Kayane, Hirokazu Sawamoto, Takashi Omura, Naoki Harada | 1989-06-27 |
| 4701524 | Pyridone monoazo compound having vinylsulfone type fiber-reactive group | Yutaka Kayane, Hirokazu Sawamoto, Takashi Omura, Naoki Harada | 1987-10-20 |
| 4684721 | Fiber-reactive phthalocyanine compound having both vinylsulfone type and dihalogenotriazinyl groups | Tetsuya Miyamoto, Takashi Omura, Naoki Harada | 1987-08-04 |
| 4631341 | Anthraquinone compound having both monohalogenotriazinyl and vinylsulfone type fiber reactive groups | Yutaka Kayane, Takashi Omura, Katsumasa Otake | 1986-12-23 |
| 4626589 | Organic dye compound having both pyridiniotriazinyl and vinylsulfone type fiber-reactive groups | Takashi Omura, Yutaka Kayane, Mikoto Takahashi, Tetsuya Miyamoto, Naoki Harada +1 more | 1986-12-02 |
| 4618671 | 4-methyl-pyridone monoazo compound having both monochlorotriazinyl and vinylsulfone type fiber-reactive groups | Yutaka Kayane, Tetsuya Miyamoto, Takashi Omura, Hirokazu Sawamoto, Naoki Harada | 1986-10-21 |
| 4607102 | Dioxazine fiber reactive compound | Masao Nishikuri, Takashi Omura | 1986-08-19 |
| 4529406 | Nitrothiazolyl-monoazo-2,2,4-trimethyl-1,2,3,4-tetrahydroquinoline compounds for polyester | Kiyoyasu Hashimoto, Akira Murata, Kiyoteru Kojima, Toshio Nakamatzu | 1985-07-16 |
| 4519947 | Process for producing anthraquinone compounds | Makoto Hattori, Akihiro Taguma, Toshihiko Morimitsu | 1985-05-28 |
| 4511507 | Monoazo compound having both monochlorotriazinyl and vinylsulfone type reactive groups | Yutaka Kayane, Takashi Omura, Katsumasa Otake | 1985-04-16 |
| 4510087 | Process for producing 1,4-diaminoanthraquinone-2-sulfonic acid | Makoto Hattori, Akihiro Taguma | 1985-04-09 |
| 4505714 | Phthalocyanine fiber reactive compound | Takashi Omura, Mikoto Takahashi, Naoki Harada | 1985-03-19 |
| 4299771 | Process for producing anthraquinone compounds | Kaneo Yokoyama, Makoto Hattori | 1981-11-10 |
| 4292247 | Process for producing anthraquinone intermediates | Masao Nishikuri, Hirohito Kenmochi | 1981-09-29 |