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Patent applications and USPTO patent grants for Aull; Mark J..The latest application filed is for "tri-rotor aircraft capable of vertical takeoff and landing and transitioning to forward flight".
Patent | Date |
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Tri-rotor aircraft capable of vertical takeoff and landing and transitioning to forward flight Grant 10,538,321 - North , et al. Ja | 2020-01-21 |
Tri-Rotor Aircraft Capable of Vertical Takeoff and Landing and Transitioning to Forward Flight App 20190016459 - NORTH; DAVID D. ;   et al. | 2019-01-17 |
Tri-rotor aircraft capable of vertical takeoff and landing and transitioning to forward flight Grant 10,071,801 - North , et al. September 11, 2 | 2018-09-11 |
Tethered vehicle control and tracking system Grant 9,599,995 - North , et al. March 21, 2 | 2017-03-21 |
Tri-Rotor Aircraft Capable of Vertical Takeoff and Landing and Transitioning to Forward Flight App 20160200436 - North; David D. ;   et al. | 2016-07-14 |
Tethered Vehicle Control and Tracking System App 20150153741 - NORTH; DAVID D. ;   et al. | 2015-06-04 |
Tethered vehicle control and tracking system Grant 8,922,041 - North , et al. December 30, 2 | 2014-12-30 |
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