Issued Patents 1982
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4347174 | Cement compositions | Yoshinori Nagase, Kyoichiro Shibatani, Junichi Yamauchi | 1982-08-31 |
| 4347233 | Dental caries detection | Junichi Yamauchi, Kyoichiro Shibatani, Eiji Ikeguchi, Yoshinori Nagase | 1982-08-31 |