Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5925893 | Semiconductive member and production method thereof | Yukihiro Ishii, Michiaki Yasuno, Minoru Rokutan, Mitsuo Fukuda, Jun Mihara +2 more | 1999-07-20 |
| 4443197 | Varnish for protecting a tooth surface | Junichi Yamauchi | 1984-04-17 |