Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11799158 | Top plate for laser welded lithium-ion button cell battery | Fajiong Sun, Fang Wang, Youqing Yang, Zhen Li, Yiheng WANG | 2023-10-24 |
| 9564654 | Rechargeable lithium ion button cell battery | Fang Wang, Fajiong Sun, Youqing Yang, Zhen Li | 2017-02-07 |