Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9815953 | Calcium carbonate filler for resin, and resin composition containing said filler | Hidemitsu Kasahara | 2017-11-14 |
| 8975322 | Calcium carbonate filler for resin, process for producing the same, and resin composition containing the filler | Hidemitsu Kasahara, Kouhei Sako, Tomonori Kosaka, Homare Kudo, Hisakazu Kojo | 2015-03-10 |
| 7341704 | Surface-treated calcium carbonate, method for production thereof and resin composition comprising said calcium carbonate | Hidemitsu Kasahara, Yuusuke Hayashi, Yoichi Takahashi, Seiya Shimizu, Katsunori Fukumoto | 2008-03-11 |
| 6663948 | Additive comprising porous calcium phosphate for synthetic resins, and synthetic resin composition | Mitsunobu Aoyama, Hidemitsu Kasahara, Shiro Minayoshi | 2003-12-16 |
| 6482881 | Inorganic dispersant, stabilizer for suspension polymerization and polymer particles | Hiroshi Shibata, Yoichi Takahashi, Hidemitsu Kasahara, Mitsunobu Aoyama | 2002-11-19 |
| 6287530 | Synthetic resin additive and synthetic resin composition containing particles of porous hydroxyapatite | Mitsunobu Aoyama, Hidehiko Nishioka, Shiro Minayoshi | 2001-09-11 |
| 6033780 | Fine particles of petaloid porous hydroxyapatite and process for producing the same | Hidehiko Nishioka, Minoru Hanazaki | 2000-03-07 |
| 5976687 | Additive for synthetic resins and a synthetic resin composition | Hidehiko Nishioka, Minoru Hanazaki, Shiro Minayoshi, Mitsunobu Aoyama | 1999-11-02 |
| 5844022 | Additive for synthetic resins and synthetic resin compositions | Hidehiko Nishioka, Minoru Hanazaki, Shiro Minayoshi, Mitsunobu Aoyama | 1998-12-01 |