Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D1081767 | Focus gear ring | Wenping Zeng, Kefeng Zhou | 2025-07-01 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D1081767 | Focus gear ring | Wenping Zeng, Kefeng Zhou | 2025-07-01 |