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Inventor
LIU CHENG-YUN KAREN
US
2 patents
Patents
2 patents
US11608641B2
Mar 21, 2023
Energy-efficient assistive stairs
GEORGIA TECH RES INST
1 citations
53
US10975574B2
Apr 13, 2021
Energy-efficient assistive stairs
GEORGIA TECH RES INST
1 citations
53