Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5700898 | Fluorine-modified silicone derivative, production thereof, and cosmetic containing the same | Akira Kawamata, Tadayuki Tokunaga, Noboru Nagatani, Makoto Torizuka, Masahiko Asahi | 1997-12-23 |