Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4758274 | Dental amalgam alloys containing selenium | Ishi Miura, Yasuhiro Kumei, Osamu Okuno, Tsuyoshi Nakano, Yoshinobu Yamamura | 1988-07-19 |
| 4702765 | Method of making selenium-containing amalgam alloys for dental restoration | Ishi Miura, Yasuhiro Kumei, Osamu Okuno, Tsuyoshi Nakano, Bunsaku Yoshida | 1987-10-27 |
| 4528034 | Selenium-containing amalgam alloys for dental restoration and method for the preparation thereof | Ishi Miura, Yasuhiro Kumei, Osamu Okuno, Tsuyoshi Nakano, Bunsaku Yoshida | 1985-07-09 |
| 4385892 | Setting compositions for dental purposes | Ishi Miura, Yasuhiro Kumei, Osamu Okuno, Bunsaku Yoshida | 1983-05-31 |