Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6217855 | Hair treatment composition | Takashi Itou, Takayoshi Kajino, Aya Miyaji, Toru Yoshihara, Jiro Kawase +1 more | 2001-04-17 |
| 6071504 | Hair treatment composition comprising alkalizing agent | Tetsuya Kawai, Masahiko Ogawa, Kenichi Matsunaga, Shinobu Nagase | 2000-06-06 |
| 5985254 | Hair treatment composition | Yuji Hirano | 1999-11-16 |
| 5858337 | Intermediate treatment composition for permanent wave | Kazuyo Watatani, Hiroyuki Koga | 1999-01-12 |
| 5747016 | Organopolysiloxanes and a method of setting hair using the same | Koji Yui, Mari Takeshige, Takashi Oda, Akira Yoshimatsu, Takashi Itou +1 more | 1998-05-05 |
| 5683685 | Hair cosmetic composition | Yuji Hirano, Aya Hirano | 1997-11-04 |
| 5609860 | Curly hair-straightening composition | Yoshiko Tabata, Takayoshi Kajino | 1997-03-11 |
| 5472697 | Composition for treating keratinous fibers | Yuji Hirano | 1995-12-05 |
| 5271926 | Two-pack hair treatment composition and process for treating hair | Noriko Saito, Yuji Hirano | 1993-12-21 |
| 5219562 | Hair treating composition | Akira Fujiu, Yoshiko Ogura | 1993-06-15 |
| 5200175 | Hair treatment composition | Yoshiko Tabata | 1993-04-06 |