Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12090740 | Alternate film pasting devices for hard-case secondary batteries | Junli Li, Jianjun He, Guoping Zhang | 2024-09-17 |
| 12074269 | Square housing battery coating devices compatible with a plurality of coating manners | Junli Li, Guoping Zhang, Gang Chen | 2024-08-27 |