Issued Patents 2020
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10731232 | Method for leaching copper from copper sulfide ore | Akira Miura | 2020-08-04 |
| 10562989 | Fluorine-containing boric acid PVB composite | Takeshi Fukushima, Hideo Sawada | 2020-02-18 |