Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5389268 | Filter aid including specific silica gel | Mutsuhiro Ito, Sakio Takahashi, Yuji Takahashi | 1995-02-14 |
| 5380510 | Silica gel manufactured by a hydrothermal polymerization following gelatization of silica hydrogels | Takashi Matsui, Masayuki Arimura, Eiji Kanemaru, Yuzo Horinouchi, Mutsuhiro Ito | 1995-01-10 |