Issued Patents 2022
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11421713 | Hydraulic hybrid swing drive system for excavators | Jeff Cullman, Hao Zhang, Richard D. Kimpel, Zhesheng Jiang, Raymond Collett | 2022-08-23 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11421713 | Hydraulic hybrid swing drive system for excavators | Jeff Cullman, Hao Zhang, Richard D. Kimpel, Zhesheng Jiang, Raymond Collett | 2022-08-23 |