Groen; David L.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Groen; David L..The latest application filed is for "mission-adaptive rotor blade".
- Groen; David L. - Murray UT
- Groen; David L. - Salt Lake City UT
- Groen; David L. - Tooele UT
| Patent | Date |
|---|---|
| Use of auxiliary rudders for yaw control at low speed Grant 9,611,037 - Groen April 4, 2 | 2017-04-04 |
| Mission-adaptive rotor blade Grant 9,604,722 - Groen March 28, 2 | 2017-03-28 |
| Use of auxiliary rudders for yaw control at low speed Grant 8,960,594 - Groen February 24, 2 | 2015-02-24 |
| Mission-adaptive rotor blade Grant 8,944,365 - Groen February 3, 2 | 2015-02-03 |
| Mission-adaptive Rotor Blade App 20120153073 - Groen; David L. | 2012-06-21 |
| Use Of Auxiliary Rudders For Yaw Control At Low Speed App 20120104156 - Groen; David L. | 2012-05-03 |
| Autogyro aircraft Grant 5,304,036 - Groen , et al. April 19, 1 | 1994-04-19 |
| Autogyro aircraft Grant 5,301,900 - Groen , et al. April 12, 1 | 1994-04-12 |
| SEC | 0001263559 | GROEN DAVID L |
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