Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4853351 | Silica shaped bodies and process for preparing same | Akira Takahashi, Kazuo Shibahara, Katsuhiro Morimoto, Kazuhiko Kubo | 1989-08-01 |
| 4647499 | Shaped body of calcium silicate and process for producing same | Akira Takahashi, Kazuo Shibahara, Katsuhiro Morimoto, Kazuhiko Kubo | 1987-03-03 |