Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4738838 | Silica base for dentifrice and process for its preparation | Shozo Shinpo, Tetsuo Fushino, Akihiro Hachijo | 1988-04-19 |
| 4581217 | Process for preparing silica base for dentifrice | Shozo Shinpo, Tetsuo Fushino, Akihiro Hachijo | 1986-04-08 |
| 4581292 | Synthetic amorphous zirconium-bonded silicate and method for making same | Shozo Shinpo, Tetsuo Fushino, Akihiro Hachijo | 1986-04-08 |