Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8097285 | Use of sericin for improving the feeling in use of denture | Yoichi Kato, Kazuhisa Tsujimoto, Hideyuki Yamada, Taizo Hamada, Koichi Okano | 2012-01-17 |
| 4778388 | Root canal posts | Takashi Kobayashi | 1988-10-18 |
| 4689079 | Method of preparing impression taking and molding materials and dental diagnosing/treating chemical materials used in the method | Mitsuo Buma, Masatsune Sato, Mitsuo Okada | 1987-08-25 |