| 11066150 |
Propeller oil control system for aircraft turboprop engines |
Paul W. Futa, Jr., Sammuel Tillich, Steven Alan Lewis, Donald Striker, Michael Albert McPherson |
2021-07-20 |
| 10850831 |
Propeller pitch control system for aircraft turboprop engines |
Paul W. Futa, Jr., Sammuel Tillich, Steven Alan Lewis, Donald Striker, Michael Albert McPherson |
2020-12-01 |
| 10807701 |
Aircraft turboprop engine propeller pitch control system including a controllable feather valve |
Paul W. Futa, Jr., Hannah Amor, Gary A. Valencourt, Donald Striker, Kevin L. Baker +1 more |
2020-10-20 |
| 7401461 |
Reduced-weight fuel system for gas turbine engine, gas turbine engine having a reduced-weight fuel system, and method of providing fuel to a gas turbine engine using a reduced-weight fuel system |
Timothy D. Mahoney, David D. Jones, William Lorenz |
2008-07-22 |
| 7200985 |
Fuel delivery system having an ecology valve |
David Tuttle, Steven F. Fisher, Michael Albert McPherson |
2007-04-10 |
| 5364231 |
Full authority propeller pitch control |
Paul J. Powers, John R. Williamson |
1994-11-15 |
| 5022228 |
Over the shaft fuel pumping system |
Jay N. Hoopes, John R. Williamson |
1991-06-11 |
| 5000220 |
Metering valve with follow-up servo |
John R. Williamson, Paul J. Powers |
1991-03-19 |
| 4989411 |
Over the shaft fuel pumping system |
Jay N. Hoopes, John R. Williamson |
1991-02-05 |
| 4926629 |
Low cost fuel supply system for gas turbine engines |
Kenneth P. Worcester, John R. Williamson |
1990-05-22 |
| 4869642 |
Variable output vortex pump |
John R. Williamson |
1989-09-26 |