Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9458025 | Process for continuous modification of dihydrate gypsum and modified dihydrate gypsum obtained by the process | Itaru Yokoyama, Yasuo Kawamura | 2016-10-04 |
| 8529863 | Process for continuous modification of dihydrate gypsum and modified dihydrate gypsum obtained by the process | Itaru Yokoyama, Yasuo Kawamura | 2013-09-10 |