Issued Patents 2002
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6458868 | Organophosphorus compounds for dental polymerizable compositions | Junichi Ohtsuki, Koji Takahashi, Yasuji Minami, Eiichi Terakawa, Miho Harada | 2002-10-01 |
| 6446960 | Sheet feeding device | — | 2002-09-10 |
| 6355704 | Bonding composition for dental use | Kazumitsu Nakatsuka, Satoshi Imazato, Shigeyuki Ebisu, Yasuhiko Tsuchitani | 2002-03-12 |