Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D1090649 | Laser engraving machine | Qichuan Xu, Guihua He | 2025-08-26 |
| 12205836 | Temperature change rate control device, method, and semiconductor process apparatus | — | 2025-01-21 |