Issued Patents All Time
Showing 1–25 of 40 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11530647 | In flight restart system and method for free turbine engine | Richard Ullyott | 2022-12-20 |
| 11131245 | In flight restart system and method for free turbine engine | Richard Ullyott | 2021-09-28 |
| 10407163 | Aircraft control system and method | Chad M. Henze | 2019-09-10 |
| 10094293 | In flight restart system and method for free turbine engine | Richard Ullyott | 2018-10-09 |
| 9973058 | Propeller in-hub power generation and control | — | 2018-05-15 |
| 9970300 | Brush design for propeller deicing system | — | 2018-05-15 |
| 9718536 | Counter-rotating open-rotor (CROR) | David R. Danielson, Paul A. Carvalho, Mark Raes | 2017-08-01 |
| 9695802 | Wind turbine load mitigation | — | 2017-07-04 |
| 9604729 | Aircraft control system and method | Chad M. Henze | 2017-03-28 |
| 9512728 | Simplified propeller balancing system and method | David R. Danielson | 2016-12-06 |
| 9381997 | Propeller pitchlock system with a rotating interface | — | 2016-07-05 |
| 9051044 | Counter-rotating open-rotor (CROR) | Eric Talasco, Paul A. Carvalho, David R. Danielson | 2015-06-09 |
| 9028222 | Variable output pump | — | 2015-05-12 |
| 8894418 | Retractable contact assembly | David R. Danielson | 2014-11-25 |
| 8790087 | Interlocking blade sheath | — | 2014-07-29 |
| 8784055 | Propeller pitchlock un-locking device | — | 2014-07-22 |
| 8770934 | Teeter mechanism for a multiple-bladed wind turbine | — | 2014-07-08 |
| 8757972 | De-icing system for modular counter rotating propeller | — | 2014-06-24 |
| 8740565 | Modular counter rotating propeller system | — | 2014-06-03 |
| 8545178 | Controlled propeller pitch lock actuation system | Peter J. Dowd, Paul A. Carvalho | 2013-10-01 |
| 8535007 | Hydraulic actuator locking device | — | 2013-09-17 |
| 8529205 | Passive cyclic pitch control | — | 2013-09-10 |
| 8496436 | Torque compensation for propeller pitch change mechanism | — | 2013-07-30 |
| 8439640 | Propeller blade pitch control system | David V. Arel | 2013-05-14 |
| 8277182 | Remote pitch controller for a variable pitch propeller | — | 2012-10-02 |