Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11649119 | Raw material supply device, device for processing electronic and electrical device part scraps, and method for processing electronic and electrical device part scraps | Katsushi Aoki | 2023-05-16 |
| 10106904 | Method for electrolytically refining lead in sulfamate bath | Hidetoshi Sasaoka | 2018-10-23 |