Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5480634 | Hair-care products containing copolymers formed from unsaturated hydrophilic monomers and unsaturated monomers having a polysiloxane group | Kazuhide Hayama, Kanji Narazaki | 1996-01-02 |
| 5362485 | Hair cosmetic compositions comprising sulfide linked polysiloxanes | Kazuhide Hayama, Kanji Narazaki, Yukio Saitoh, Tomoaki Hiwatashi, Isao Itoh | 1994-11-08 |
| 5166276 | Polymer for hair-care products | Kazuhide Hayama, Kanji Narazaki | 1992-11-24 |
| 5098699 | Hair setting gel composition | Kazuhide Hayama, Kanji Narazaki | 1992-03-24 |