Issued Patents 1994
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5334225 | Keratinous fiber dye composition containing a 2-substituted amino-5-alkylphenol derivative coupler | Masahiko Ogawa, Toru Yoshihara, Jiro Kawase, Akira Kiyomine, Tadashi Tamura +2 more | 1994-08-02 |