Issued Patents 2023
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11814904 | Cutting structure of cutting elements for downhole cutting tools | Huimin Song, Xiaoge Gan, Zhijun Lin | 2023-11-14 |
| D1000547 | Doll head | — | 2023-10-03 |
| 11724279 | Spray head and cleaning device having the same | — | 2023-08-15 |