Issued Patents 2022
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11446744 | Polygonal cutting blade having circular arc-shaped groove in hole and cutting tool | Aisheng JIANG, Aimin Tang, Junbo XUE, Xingdong XIANG | 2022-09-20 |
| 11298758 | Cutting blade having a plurality of different coatings on surfaces thereof | Aisheng JIANG, Lan NI, Ping Li, Min Liu | 2022-04-12 |