Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5321053 | Dental compositions | Kenichi Hino, Koji Nishida | 1994-06-14 |
| 5298631 | Spiroorthocarbonate compound and copolymers obtained therefrom | Fumio Sanda, Toshikazu Takata, Takeshi Endo | 1994-03-29 |