Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11635076 | Variable displacement vane pump with improved pressure control and range | Dennis Koenig, Fuzheng Hu, Matthew J. Jannausch | 2023-04-25 |
| 8961148 | Unified variable displacement oil pump and vacuum pump | Dennis Koenig | 2015-02-24 |
| 8672658 | Vane pump with improved rotor and vane extension ring | — | 2014-03-18 |
| 8512006 | Hydraulic pump with variable flow and pressure and improved open-loop electric control | — | 2013-08-20 |
| 8430645 | Two stage pressure regulation system for variable displacement hydraulic pumps | Matthew J. Jannausch | 2013-04-30 |
| 7726948 | Hydraulic pump with variable flow and variable pressure and electric control | Matthew J. Jannausch | 2010-06-01 |
| 7674095 | Variable displacement vane pump with variable target regulator | Thomas Haase | 2010-03-09 |
| 7396214 | Variable displacement pump and control therefor | Dennis Koenig | 2008-07-08 |
| 7018178 | Variable displacement pump and control therefore for supplying lubricant to an engine | Dennis Koenig | 2006-03-28 |
| 6896489 | Variable displacement vane pump with variable target regulator | Albin J. Niemiec | 2005-05-24 |
| 6790013 | Variable displacement vane pump with variable target regulator | Albin J. Niemiec | 2004-09-14 |
| 6186750 | Oil pump control valve spool with pilot pressure relief valve | — | 2001-02-13 |