| 2024/0093,666 | HYDROSTATIC RADIAL PISTON UNIT | Dec 29, 20 | Mar 21, 24 | Not available |
| 2023/0184,207 | Thermal Energy Storage System | Nov 04, 22 | Jun 15, 23 | Not available |
| 2022/0356,878 | Reversible Reciprocating Pump | Jun 26, 20 | Nov 10, 22 | Quidnet Energy Inc. |
| 2020/0309,088 | BRAKE SYSTEM AND FLUID PRESSURE MOTOR INCLUDING THE SAME | Jun 03, 19 | Oct 01, 20 | KYB Corporation |
| 2019/0093,625 | DEVICE FOR SUPPLYING AND MODIFYING A CYLINDER CUBIC CAPACITY OF A HYDRAULIC MOTOR | Aug 01, 18 | Mar 28, 19 | Not available |
| 2018/0094,617 | Device and Method to Convert Reciprocating Linear Motion into Linear Fluid Flow | Oct 04, 17 | Apr 05, 18 | Not available |
| 2015/0285,214 | SWITCHABLE HYDROSTATIC ADJUSTING DEVICE | Apr 03, 15 | Oct 08, 15 | DANFOSS POWER SOLUTIONS GMBH & CO. OHG |
| 2015/0052,889 | Hydrostatic Power Unit | Aug 05, 14 | Feb 26, 15 | LINDE HYDRAULICS GMBH & CO. KG |
| 2015/0040,753 | FIBER-REINFORCED ACTUATOR | Aug 11, 14 | Feb 12, 15 | THE REGENTS OF THE UNIVERSITY OF MICHIGAN |
| 2015/0040,554 | Dynaco Stepper Pump Hydraulic System | Aug 06, 14 | Feb 12, 15 | Not available |
| 2015/0007,556 | HYDRAULIC MOTOR | Feb 14, 13 | Jan 08, 15 | KYB CORPORATION |
| 2014/0345,448 | DRAIN FOR DYNAMIC SEALING ASSEMBLY | Dec 20, 12 | Nov 27, 14 | POCLAIN HYDRAULICS INDUSTRIE |
| 2014/0290,475 | HYDRAULIC ACTUATION UNIT, PARTICULARLY FOR CONTROLLING THE STARTING AND STOPPING OF HYDRAULIC MOTORS | Nov 08, 12 | Oct 02, 14 | POCLAIN HYDRAULICS INDUSTRIALE S.R.L. |
| 2014/0216,028 | LIQUID RING SYSTEM AND APPLICATIONS THEREOF | Apr 11, 14 | Aug 07, 14 | Not available |
| 2013/0081,535 | PISTON-CHAMBER HYDRO-GRAVITY ENGINE | Mar 30, 10 | Apr 04, 13 | Not available |
| 2013/0052,042 | PUMPING DEVICE | Sep 08, 10 | Feb 28, 13 | Dartmouth Wave Energy Limited |
| 2013/0031,900 | High Efficiency Heat Exchanger and Thermal Engine Pump | Aug 05, 11 | Feb 07, 13 | NELSON, PETER ANDREW |
| 2012/0029,430 | HIGH SURFACE AREA POLYMER ACTUATOR WITH GAS MITIGATING COMPONENTS | Jan 31, 11 | Feb 02, 12 | Medipacs, Inc. |
| 2011/0219,765 | Heat engine | Mar 08, 11 | Sep 15, 11 | DENSO CORPORATION |
| 2011/0169,277 | Engine | Mar 22, 11 | Jul 14, 11 | Not available |