Issued Patents 2021
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11108052 | Rolled copper foil for negative electrode current collector of secondary battery, negative electrode of secondary battery and secondary battery using the rolled copper, and method for manufacturing rolled copper foil for negative electrode current collector of secondary battery | — | 2021-08-31 |