Inventor
HA JUHYUNG
KR3 patents
Patents
3 patentsUS9932118B2Apr 3, 2018
Vertical take-off and landing aircraft using hybrid electric propulsion system
HANKUK CARBON CO LTD19 citations89
US10099794B2Oct 16, 2018
Vertical take-off and landing aircraft using hybrid-electric propulsion system
HANKUK CARBON CO LTD6 citations79
US10035604B2Jul 31, 2018
Vertical take-off and landing aircraft using hybrid-electric propulsion system
HANKUK CARBON CO LTD8 citations79