Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12319979 | Method for recovering valuable metal | Nobuaki Okajima, Hiromichi Kashimura | 2025-06-03 |
| 12084742 | Method for recovering valuable metal | Nobuaki Okajima, Hiromichi Kashimura | 2024-09-10 |