Issued Patents 2023
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D1006073 | Polycrystalline diamond compact with a raised surface sloping to a peripheral extension | Haijiang Fang, Weifeng Du, Yongfeng Wang | 2023-11-28 |
| D1006074 | Polycrystalline diamond compact with a raised triangular structure | Haijiang Fang, Weifeng Du, Yongfeng Wang | 2023-11-28 |
| D997219 | Polycrystalline diamond compact with a double-layer structure | Haijiang Fang, Weifeng Du, Yongfeng Wang | 2023-08-29 |