DP

Douglas A. Parsons

Hamilton Sundstrand: 16 patents #134 of 2,079Top 7%
RTX (Raytheon): 5 patents #2,369 of 15,912Top 15%
📍 Enfield, CT: #14 of 286 inventorsTop 5%
🗺 Connecticut: #1,850 of 34,797 inventorsTop 6%
Overall (All Time): #210,192 of 4,157,543Top 6%
21
Patents All Time

Issued Patents All Time

Showing 1–21 of 21 patents

Patent #TitleCo-InventorsDate
8679226 Vacuum system for membrane fuel stabilization unit 2014-03-25
8234875 Gas turbine fuel metering unit Charles H. Falke, Leo J. Veilleux, Jr. 2012-08-07
8127524 Gas turbine fuel metering unit Charles H. Falke, Leo J. Veilleux, Jr. 2012-03-06
7845177 Metering demand fuel system 2010-12-07
7825669 Microwave position sensing for a turbo machine Peter L. Jalbert 2010-11-02
7810309 Fuel system utilizing dual mixing pump Kenneth Marks 2010-10-12
7798781 Metering pump with self-calibration and health prediction Kevin Alstrin 2010-09-21
7733037 Integrated skid with multiple-motor controller Kenneth Marks 2010-06-08
7571596 Vacuum system for membrane fuel stabilization unit 2009-08-11
7479746 Power converter for an electric engine start system Gregory I. Rozman, Richard LaPointe 2009-01-20
7352090 Fluid-submerged electric motor James R. Gustafson, Kenneth Marks 2008-04-01
7332884 Electric motor control strategies Gregory I. Rozman, Kenneth Marks, James R. Gustafson 2008-02-19
7216487 Metering demand fuel system for gas turbine engines 2007-05-15
7140240 Electric engine start system with inspection mode James R. Gustafson, Kenneth Marks, Gregory I. Rozman 2006-11-28
6886665 Lubrication system valve Kenneth Marks 2005-05-03
6786049 Fuel supply control for a gas turbine including multiple solenoid valves Constantine Semyanko 2004-09-07
5303142 Control system for gas turbine helicopter engines and the like Mark A. Johnston, John E. Games, Gerald L. DePardo 1994-04-12
5189620 Control system for gas turbine helicopter engines and the like Mark A. Johnston, John E. Games, Gerald L. DePardo 1993-02-23
5051918 Gas turbine stall/surge identification and recovery 1991-09-24
5046923 Helicopter autorotation detection and recovery Mark A. Johnston 1991-09-10
5029441 Dynamic compensation to n-dot schedules 1991-07-09