Issued Patents All Time
Showing 1–21 of 21 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11859826 | Low profile termination cap for direct vent appliance | Derek Fong, Paul Hodges, Ciprian Gherghel, Cliff Lilley | 2024-01-02 |
| 10739014 | System and method to cool an exposed surface of an appliance | Wolfgang Schroeter, Richard Tjart, Clifford N. Lilley | 2020-08-11 |
| 10267310 | Variable pressure pump with hydraulic passage | Cezar Tanasuca, Hans-Jurgen Lauth | 2019-04-23 |
| 9534597 | Vane pump with multiple control chambers | Matthew Williamson, Cezar Tanasuca | 2017-01-03 |
| 9181803 | Vane pump with multiple control chambers | Matthew Williamson, Cezar Tanasuca | 2015-11-10 |
| 8651825 | Variable capacity vane pump with dual control chambers | Matthew Williamson | 2014-02-18 |
| 8496445 | Control system and method for pump output pressure control | Matthew Williamson, Adrian C. Cioc | 2013-07-30 |
| 8444395 | Variable displacement variable pressure vane pump system | Cezar Tanasuca | 2013-05-21 |
| 8317486 | Variable capacity vane pump with dual control chambers | Matthew Williamson | 2012-11-27 |
| 8297943 | Pump control using overpressure source | Matthew Williamson, Adrian C. Cioc | 2012-10-30 |
| 8202061 | Control system and method for pump output pressure control | Matthew Williamson, Adrian C. Cioc | 2012-06-19 |
| 8118575 | Variable displacement vane pump with enhanced discharge port | Matthew Williamson, Cezar Tanasuca | 2012-02-21 |
| 8079826 | Vane pump with substantially constant regulated output | Cezar Tanasuca, Matthew Williamson | 2011-12-20 |
| 8057201 | Variable displacement vane pump with dual control chambers | Adrian C. Cioc | 2011-11-15 |
| 8047822 | Continuously variable displacement vane pump and system | Adrian C. Cioc | 2011-11-01 |
| 7997882 | Reduced rotor assembly diameter vane pump | Stefan Olaru, Matthew Williamson | 2011-08-16 |
| 7866287 | Pump system and decoupler for supplying pressurized hydraulic fluid to a hydraulically actuated valvetrain | Adrian C. Cioc, Matthew Williamson | 2011-01-11 |
| 7832997 | Variable capacity gerotor pump | Matthew Williamson | 2010-11-16 |
| 7794217 | Variable capacity vane pump with dual control chambers | Matthew Williamson | 2010-09-14 |
| 7037088 | Dual balance shaft pump assembly | Dan Sarkanjac, Wei Tang | 2006-05-02 |
| 6419469 | Pump having a main outlet communicating with a secondary outlet by a gap | Michael D. Rowe, Nigel John Goodall | 2002-07-16 |