Cullman; Jeff
Patent Applications and Registrations
Patent applications and USPTO patent grants for Cullman; Jeff.The latest application filed is for "adaptive hybrid wireless power generation using piezoelectric element and power beaming in hydraulic systems".
- Cullman; Jeff - Wadsworth OH
| Patent | Date |
|---|---|
| Hydraulic hybrid swing drive system for excavators Grant 11,421,713 - Cullman , et al. August 23, 2 | 2022-08-23 |
| Adaptive hybrid wireless power generation using piezoelectric element and power beaming in hydraulic systems Grant 10,819,252 - Cullman , et al. October 27, 2 | 2020-10-27 |
| Adaptive Hybrid Wireless Power Generation Using Piezoelectric Element And Power Beaming In Hydraulic Systems App 20200067428 - Cullman; Jeff ; et al. | 2020-02-27 |
| Hydraulic Hybrid Swing Drive System For Excavators App 20180209449 - Cullman; Jeff ; et al. | 2018-07-26 |
| Hydraulic hybrid swing drive system for excavators Grant 10,024,341 - Zhang , et al. July 17, 2 | 2018-07-17 |
| Hydraulic hybrid swing drive system for excavators Grant 9,926,946 - Cullman , et al. March 27, 2 | 2018-03-27 |
| Hydraulic Hybrid Swing Drive System For Excavators App 20160010663 - Zhang; Hao ; et al. | 2016-01-14 |
| Hydraulic Hybrid Swing Drive System For Excavators App 20140373522 - Cullman; Jeff ; et al. | 2014-12-25 |
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