Issued Patents All Time
Showing 26–28 of 28 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4362842 | Composite filler and dental composition containing the same | Eiichi Masuhara, Katsuhisa Nagata, Morio Takeyama | 1982-12-07 |
| 4259075 | Method of filling a tooth cavity | Junichi Yamauchi, Eiichi Masuhara, Kyoichiro Shibatani, Tooru Wada | 1981-03-31 |
| 4259117 | Dental filling material | Junichi Yamauchi, Eiichi Masuhara, Kyoichiro Shibatani, Tooru Wada | 1981-03-31 |