Issued Patents 2020
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10815646 | Boom potential energy recovery of hydraulic excavator | James Howland, Hao Zhang, Blake Carl | 2020-10-27 |
| 10819252 | Adaptive hybrid wireless power generation using piezoelectric element and power beaming in hydraulic systems | Jeff Cullman, Hao Zhang, James Howland, Zhesheng Jiang | 2020-10-27 |