Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6306409 | Light-responding high color-rendering makeup cosmetic preparation | Katsuki Ogawa, Daisuke ASO, Kazuhisa Ohno | 2001-10-23 |
| 5762915 | Photochromic ultra-violet ray shield powder, method of manufacturing the same, and skin external preparation using the same | Tsutomu Saito, Fukuji Suzuki, Kazuhisa Ohno | 1998-06-09 |
| 5589165 | Cosmetic | Masashi Yoshida, Tomiyuki Nanba, Keiichi Uehara, Hideki Takahashi, Hiroshi Fukui | 1996-12-31 |