Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8975322 | Calcium carbonate filler for resin, process for producing the same, and resin composition containing the filler | Hidemitsu Kasahara, Kouhei Sako, Tomonori Kosaka, Shigeo Takiyama, Hisakazu Kojo | 2015-03-10 |