Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5580508 | Process for preparing calcium silicate articles | Waichi Kobayashi, Satoshi Otaka, Toshihiro Nakata, Tetsuya Sadatani | 1996-12-03 |
| 5242649 | Molded calcium silicate articles and method for producing same | Akio Yamamoto, Naohide Torigoe, Masaaki Nagai | 1993-09-07 |
| 5126391 | Filler-containing stretched film | Koji Yamamoto, Shoichi Mori, Tetsuhiko Hashimoto | 1992-06-30 |