Issued Patents 2023
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D997472 | Cat litter scoop | — | 2023-08-29 |
| D994447 | Shovel | — | 2023-08-08 |
| 11603291 | Hydraulic buffer energy storage device and system for over-discharged hoist skip in vertical shaft | Yang She, Xingbo Wang | 2023-03-14 |