Issued Patents All Time
Showing 26–39 of 39 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7004449 | Active combustion fuel valve | — | 2006-02-28 |
| 6931831 | Distributor purge valve | — | 2005-08-23 |
| 6918569 | Active combustion fuel valve | — | 2005-07-19 |
| 6786236 | Electrohydraulic servo valve | — | 2004-09-07 |
| 6783108 | Fueldraulic pintle valve | — | 2004-08-31 |
| 6390129 | Proportional solenoid-operated fluid metering device | Craig S. Jansen | 2002-05-21 |
| 6371740 | Jet engine fuel delivery system with non-pulsating diaphragm fuel metering pump | — | 2002-04-16 |
| 6250602 | Positive shut-off metering valve with axial thread drive | — | 2001-06-26 |
| 6050081 | Air purging fuel valve for turbine engine | Kevin W. Deutscher | 2000-04-18 |
| 5499650 | Fluid control valve for a hydraulic system operating with variable viscosity, contaminated, fluid | Malcolm J. McArthur | 1996-03-19 |
| 4275558 | Gas turbine engine fuel governor | Robert A. Hatch, Frederic E. Bolliger, Robert B. Sumegi | 1981-06-30 |
| 4274254 | Turbine engine fuel schedule valve and method | Milton R. Adams, Robert B. Sumegi, Klaus K. G. Huber, John A. Salisbury, deceased | 1981-06-23 |
| 4266401 | Gas turbine engine fuel control | Robert B. Sumegi, Geoffrey D. Woodhouse, George B. Mattson, Frederic E. Bolliger, Robert A. Hatch | 1981-05-12 |
| 4244181 | Variable geometry gas turbine engine fuel and guide vane control | Wilfried Wiher, Geoffrey D. Woodhouse, George B. Mattson, Robert A. Hatch, Leon D. Lewis | 1981-01-13 |