Issued Patents 1994
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5332779 | Polymerizable silica sol, adamantane derivative for use in the sol and cured resin prepared using the same | Katsuhiko Takagi, Yoshihiro Naruse, Yukio Asami | 1994-07-26 |