Issued Patents All Time
Showing 1–25 of 29 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12357858 | Fire extinguishing discharge nozzle for helicopter engine compartment | Keith David Weaver, Chris James Ludtke, Paul Madej, Andrew Jordan Birkenheuer | 2025-07-15 |
| 12291326 | Supplemental engine power control | Charles Eric Covington, Chia-Wei Su, Darren Gregory Lang, Cody Fegely | 2025-05-06 |
| 12215636 | Pulse modulation technique for gas turbine engines | Joshua Andrew Emrich | 2025-02-04 |
| 12054245 | Optimizing usage of supplemental engine power | Charles Eric Covington, Kent E. Donaldson, Andrew Thomas Carter | 2024-08-06 |
| 11975860 | Reduced-engine operation technique for rotorcraft | — | 2024-05-07 |
| 11939077 | Fan clutch for convertible engine | Alan H. Steinert, Troy Cyril Schank | 2024-03-26 |
| 11898500 | Inlet configuration enabling rapid in-flight engine restart | — | 2024-02-13 |
| 11873081 | Supplemental engine power control | Charles Eric Covington, Chia-Wei Su, Darren Gregory Lang, Cody Fegely | 2024-01-16 |
| 11865382 | Fire extinguishing discharge nozzle for helicopter engine compartment | Keith David Weaver, Chris James Ludtke, Paul Madej, Andrew Jordan Birkenheuer | 2024-01-09 |
| 11713692 | Real time engine inlet barrier filter condition monitor | — | 2023-08-01 |
| 11702218 | Rotorcraft engine inlet configuration to optimize performance in both hover and high speed flight | — | 2023-07-18 |
| 11655022 | Anti-torque control using fixed blade pitch motors | Carlos Alexander Fenny, Erik John Oltheten | 2023-05-23 |
| 11280398 | Lubrication management systems for tiltrotor aircraft | Troy Cyril Schank | 2022-03-22 |
| 11242798 | Method and apparatus for an engine inlet for a ram-air system with an icing bypass | David F. Haynes, Shahryar Fotovati | 2022-02-08 |
| 11174018 | Anti-torque control using fixed blade pitch motors | Carlos Alexander Fenny, Erik John Oltheten | 2021-11-16 |
| 11077957 | Selectable barrier filtration system | David F. Haynes, David L. Miller, Bradley Robert Henson | 2021-08-03 |
| 10906663 | Apparatus for boundary layer air inlet utilization | Angel David Rosado, Robert Reynolds, David F. Haynes, William Mathisen Gons | 2021-02-02 |
| 10889384 | Rotorcraft engine inlet configuration to optimize performance in both hover and high speed flight | — | 2021-01-12 |
| 10829239 | Electrical load shed to increase available aircraft power | — | 2020-11-10 |
| 10787253 | Variable directional thrust for helicopter tail anti-torque system | Carlos Alexander Fenny, Erik John Oltheten | 2020-09-29 |
| 10731553 | Engine compartment flammable fluid drainage system | Chris James Ludtke, Andrew Jordan Birkenheuer, Eric Christopher Terry | 2020-08-04 |
| 10703471 | Anti-torque control using matrix of fixed blade pitch motor modules | Carlos Alexander Fenny, Erik John Oltheten | 2020-07-07 |
| 10377479 | Variable directional thrust for helicopter tail anti-torque system | Carlos Alexander Fenny, Erik John Oltheten | 2019-08-13 |
| 9698700 | Predictive current control in bidirectional power converter | Scott Ramsay, Michael Kelley, Matthew Tarca, John Thompson, David Gellis +2 more | 2017-07-04 |
| 9621063 | Reference current generation in bidirectional power converter | Scott Ramsay, Michael Kelley, Matthew Tarca, John Thompson, David Gellis +2 more | 2017-04-11 |