Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6419962 | External skin treatment composition | Mineyuki Yokoyama, Hiroyuki Tsukada, Tetsuya Sakai, Shoko Yamaguchi, Yasukazu Nakayama +2 more | 2002-07-16 |
| 5310730 | Skin treatment composition | Yoshimori Fujinuma, Tomohisa Asahara, Satoru Akiu, Hideyuki Ichikawa, Yoshio Katsumura | 1994-05-10 |
| 4764505 | Skin treatment composition | Yoshimori Fujinuma, Tomohisa Asahara, Satoru Akiu, Hideyuki Ichikawa, Yoshio Katsumura | 1988-08-16 |