Inventor
LIU JIYUN
US10 patents
⚠️ This page may combine multiple inventors who share the name “LIU JIYUN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
UNIGEN INC
8 patentsUS8658838B2Feb 25, 2014
Series of skin whitening (lightening) compounds
UNIGEN INC4 citations81
US8362305B2Jan 29, 2013
Series of skin whitening (lightening) compounds
UNIGEN INC8 citations81
US11739040B2Aug 29, 2023
Series of skin-whitening (lightening) compounds
UNIGEN INC2 citations70
US9682910B2Jun 20, 2017
Series of skin-whitening (lightening) compounds
UNIGEN INC1 citations60
US9096507B2Aug 4, 2015
Series of skin whitening (lightening) compounds
UNIGEN INC2 citations60
US12227472B2Feb 18, 2025
Series of skin-whitening (lightening) compounds
UNIGEN INC0 citations59
US10941098B2Mar 9, 2021
Series of skin whitening (lightening) compounds
UNIGEN INC0 citations59
US10259764B2Apr 16, 2019
Series of skin whitening (lightening) compounds
UNIGEN INC0 citations49