Issued Patents 2021
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11161787 | High-purity calcium carbonate sintered body and production method thereof, and high-purity calcium carbonate porous sintered body and production method thereof | Masahiko Tajika, Shota Umemoto, Jun Ito | 2021-11-02 |