Inventor
AULL MARK J
US4 patents
Patents
4 patentsUS10071801B2Sep 11, 2018
Tri-rotor aircraft capable of vertical takeoff and landing and transitioning to forward flight
NASA26 citations91
US8922041B1Dec 30, 2014
Tethered vehicle control and tracking system
NASA19 citations90
US10538321B2Jan 21, 2020
Tri-rotor aircraft capable of vertical takeoff and landing and transitioning to forward flight
NASA3 citations70
US9599995B2Mar 21, 2017
Tethered vehicle control and tracking system
NASA2 citations70