Issued Patents 2022
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11519090 | Method and apparatus for producing electrolytic aluminum foil | Yukio Honkawa, Yoichi Kojima | 2022-12-06 |
| 11225725 | Method for producing aluminum | Yukio Honkawa, Yoichi Kojima, Mikito Ueda | 2022-01-18 |