Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6458868 | Organophosphorus compounds for dental polymerizable compositions | Koichi Okada, Junichi Ohtsuki, Koji Takahashi, Yasuji Minami, Eiichi Terakawa | 2002-10-01 |
| 6191191 | Polymerizable dental composition | Kenichi Hino | 2001-02-20 |