Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5378244 | 2-alkoxy-3,5-diaminopyridine derivatives and their salts, and dye compositions for keratinous fibers containing the derivatives or salts | Akira Kiyomine, Osamu Morita, Michio Tanaka, Masahiko Ogawa, Hidetoshi Tagami +1 more | 1995-01-03 |
| 5334225 | Keratinous fiber dye composition containing a 2-substituted amino-5-alkylphenol derivative coupler | Masahiko Ogawa, Hidetoshi Tagami, Toru Yoshihara, Jiro Kawase, Akira Kiyomine +2 more | 1994-08-02 |
| 5104414 | 2-alkyl-4-methoxy-5-aminophenol or salt thereof, or 2-alkyl-4-methoxy-5-substituted aminophenol or salt thereof, and dyeing composition for keratin fibers comprising the same | Akira Kiyomine, Yoshinori Nishizawa, Hidetoshi Tagami, Toru Yoshihara, Jiro Kawase | 1992-04-14 |
| 5082467 | Dye composition for keratinous fibers | Akira Kiyomine, Michio Tanaka, Yoshinori Nishizawa, Hidetoshi Tagami, Masahiko Ogawa +3 more | 1992-01-21 |
| 5015260 | 2-alkyl-4-methoxy-5-aminophenol or salt thereof, or 2-alkyl-4-methoxy-5-substituted aminophenol or salt thereof, and dyeing composition for keratin fibers comprising the same | Akira Kiyomine, Yoshinori Nishizawa, Hidetoshi Tagami, Toru Yoshihara, Jiro Kawase | 1991-05-14 |
| 4710373 | Long wavelength ultraviolet ray absorber | Koichi Nakamura, Michihiro Hattori, Toru Tejima, Naotake Takaishi, Genji Imokawa +1 more | 1987-12-01 |