Issued Patents All Time
Showing 1–21 of 21 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11674621 | Hammer union connection and related methods of assembly | Tep Ungchusri, William H. Garner, Alan R. Killingsworth, King F. Choi | 2023-06-13 |
| 11493156 | Hammerless and torqueless union connection | — | 2022-11-08 |
| 11353125 | Fluid check valve | — | 2022-06-07 |
| 10393294 | Hammer union connection and related methods of assembly | Tep Ungchusri, William H. Garner, Alan R. Killingsworth, King F. Choi | 2019-08-27 |
| 9915373 | Electronically controlled pressure relief valve | — | 2018-03-13 |
| 9815494 | Vehicle drive control systems | Derek Kaesgen, David M. Kelly | 2017-11-14 |
| 9480196 | Vertical tine tiller | Timothy M. Obrzut, Edward Colbrun, Gregory T. McGinnis | 2016-11-01 |
| 9371934 | Force multiplying solenoid valve | William H. Garner | 2016-06-21 |
| 9239125 | Manifold assembly with multiple articulating arm assemblies | Tep Ungchusri, William H. Garner, James R. Soltau | 2016-01-19 |
| 9109717 | Electronically controlled pressure relief valve | — | 2015-08-18 |
| 9004104 | Manifold trailer with multiple articulating arm assemblies | Tep Ungchusri, William H. Garner, James R. Soltau | 2015-04-14 |
| 8899268 | Discharge arm assembly for pumping units | William H. Garner, Alan R. Killingsworth, David M. Oskins, Tep Ungchusri | 2014-12-02 |
| RE39552 | Pup joint with integral wing nut retention shoulder | — | 2007-04-10 |
| 5950492 | Shifter assembly for use within a vehicle transmission | — | 1999-09-14 |
| 5937709 | Shaft alignment apparatus and method | Douglas F. Edwards | 1999-08-17 |
| 5839556 | Connecting mechanism and method for connecting transmission components of an off-the-road vehicle | Douglas F. Edwards | 1998-11-24 |
| 5791693 | Pup joint with integral wing nut retention shoulder | — | 1998-08-11 |
| 5441310 | Cement head quick connector | Stephen P. Barrett | 1995-08-15 |
| 5000056 | Internal disc brake for transaxle | James E. Hall | 1991-03-19 |
| 4984478 | Gear drive unit with equalized shift | James E. Hall | 1991-01-15 |
| 4844227 | Triple function shift mechanism | Douglas F. Edwards | 1989-07-04 |