Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9422419 | Surface-treated calcium carbonate filler, and curable resin composition containing the filler | Yusuke Hayashi, Shigeru Sakaguchi, Tatsunari Yago | 2016-08-23 |
| 7863367 | Surface treated calcium carbonate and a resin composition containing the same | Yoichi Takahashi, Yuusuke Hayashi | 2011-01-04 |
| 7341704 | Surface-treated calcium carbonate, method for production thereof and resin composition comprising said calcium carbonate | Hidemitsu Kasahara, Yuusuke Hayashi, Yoichi Takahashi, Seiya Shimizu, Shigeo Takiyama | 2008-03-11 |