Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D1089335 | Multi-layer grinding disc | Yi'an Fan, Zhengyang Feng, Weifeng Shao | 2025-08-19 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D1089335 | Multi-layer grinding disc | Yi'an Fan, Zhengyang Feng, Weifeng Shao | 2025-08-19 |