Issued Patents All Time
Showing 1–25 of 42 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10464660 | Blade plug for communicating fluid therethrough | Stephane Grimal, Pierre Alexandre Picard | 2019-11-05 |
| 10407158 | Blade plug for communicating fluid therethrough | Stephane Grimal, Pierre Alexandre Picard | 2019-09-10 |
| 9718536 | Counter-rotating open-rotor (CROR) | David R. Danielson, Mark Raes, Robert H. Perkinson | 2017-08-01 |
| 9527579 | Pivoting blade counterweight | — | 2016-12-27 |
| 9458730 | Propeller blade with relatively movable counterweight | — | 2016-10-04 |
| 9448566 | Fluid pressure regulating system | Floyd Kent Matlack | 2016-09-20 |
| 9429024 | Propeller blade with lightweight insert | David P. Nagle, Bruno Seminal, Stephane Grimal | 2016-08-30 |
| 9366141 | Propeller rotor balancing system | Mark A. Plickys | 2016-06-14 |
| 9227731 | Electrical power transfer system for propeller system | Mark R. Plickys | 2016-01-05 |
| 9188022 | Electrical power transfer system for propeller system | Mark R. Plickys | 2015-11-17 |
| 9168999 | Propeller blade with internal stiffener | David P. Nagle | 2015-10-27 |
| 9120559 | Propeller blade pitch actuation system | David R. Danielson | 2015-09-01 |
| 9051044 | Counter-rotating open-rotor (CROR) | Eric Talasco, David R. Danielson, Robert H. Perkinson | 2015-06-09 |
| 8955409 | Rotating assembly including a dynamic balancing system | — | 2015-02-17 |
| 8814527 | Titanium sheath and airfoil assembly | Brian P. Huth | 2014-08-26 |
| 8545178 | Controlled propeller pitch lock actuation system | Robert H. Perkinson, Peter J. Dowd | 2013-10-01 |
| 8267656 | Propeller pitch lock system | Peter J. Dowd | 2012-09-18 |
| 8186951 | Mounting assembly for a propeller system component | — | 2012-05-29 |
| 8133027 | Integrated actuator for a propeller system | David V. Arel | 2012-03-13 |
| 8120228 | Slip ring assembly | — | 2012-02-21 |
| 8075274 | Reinforced composite fan blade | — | 2011-12-13 |
| 7976279 | Blade pitch actuation mechanism | Mark Raes | 2011-07-12 |
| 7845910 | Propeller blade retention system with tapered roller bearing cartridge assemblies | Eric Talasco | 2010-12-07 |
| 7581929 | Rotational airfoil balance system | — | 2009-09-01 |
| 7422419 | Propeller blade retention system | — | 2008-09-09 |