Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12103399 | Hybrid electric driving device | Qingwen Zeng | 2024-10-01 |
| 8926239 | Method of forming piston pin holes and boring system therefor | — | 2015-01-06 |
| 8506215 | Method of forming piston pin holes and boring system therefor | — | 2013-08-13 |