Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6340677 | Method of evaluation of skin conditioning-ameliorating agents and method of producing compositions for topical application to skin | Yasutomo Nishimori, Katsuo Matsumoto | 2002-01-22 |
| 6338854 | Photoaging skin-care preparation and method of treating wrinkled skin | Katsuo Matsumoto, Hiroki Tsuruoka, Norio Fujiwara, Yasutomo Nishimori | 2002-01-15 |
| 6207711 | Photoaging inhibitor and skin-care preparation | Katsuo Matsumoto, Hiroki Tsuruoka, Norio Fujiwara, Yasutomo Nishimori | 2001-03-27 |