Patents/Inventors

Yeon Woo Choi

SeoulKR5 patents

8 Patents

USD10632262025
Helmet
HJC Corporation
0 cites
USD10494992024
Helmet
HJC Corp.
0 cites
USD10495022024
Helmet Visor
HJC Corp.
0 cites
USD10472892024
Helmet
HJC Corp.
0 cites
USD10463102024
Breath Deflector for Helmet
HJC Corp.
0 cites
USD10385282024
Helmet
HJC Corp.
0 cites
USD10385292024
Helmet
HJC Corp.
0 cites
US116659172023
DC Generation Energy Harvesting System and Manufacturing Method Thereof
Research & Business Foundation Sungkyunkwan University
0 cites