Draper; Don R.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Draper; Don R..The latest application filed is for "hybrid hydraulic drive system architecture".
- Draper; Don R. - Chanhassen MN
- Draper; Don R. - Lisle IL
| Patent | Date |
|---|---|
| Hybrid hydraulic drive system architecture Grant 8,771,138 - Van Batavia , et al. July 8, 2 | 2014-07-08 |
| Hydraulic reservoir pressure relief mechanism Grant 8,528,767 - Draper , et al. September 10, 2 | 2013-09-10 |
| Hybrid Hydraulic Drive System Architecture App 20130068056 - Van Batavia; Brian L. ; et al. | 2013-03-21 |
| Hydraulic Reservoir Pressure Relief Mechanism App 20100170240 - Draper; Don R. ; et al. | 2010-07-08 |
| Pressure Relief Mechanism Having A Rupture Disk App 20100170573 - Draper; Don R. ; et al. | 2010-07-08 |
| Trapped gas removal in liquid gas accumulator Grant 6,971,411 - Draper December 6, 2 | 2005-12-06 |
| Trapped Gas Removal In Liquid Gas Accumulator App 20050257844 - Draper, Don R. | 2005-11-24 |
| Steering system with ability to stop steering wheel rotation App 20030051471 - Draper, Don R. ; et al. | 2003-03-20 |
| Hydrostatic steering system having improved steering sensing App 20020108802 - Draper, Don R. | 2002-08-15 |
| Memory write error detection circuit Grant 4,295,219 - Draper , et al. October 13, 1 | 1981-10-13 |
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