Inventor
RHO HO SIK
KR21 patents
⚠️ This page may combine multiple inventors who share the name “RHO HO SIK”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
AMOREPACIFIC CORP
13 patentsUS7282522B2Oct 16, 2007
Hydroxamic acid derivatives and the method for preparing thereof
AMOREPACIFIC CORP11 citations81
US10208009B2Feb 19, 2019
Hydroxyl pyranone compound, method for producing same, and cosmetics composition comprising compound
AMOREPACIFIC CORP2 citations73
US10385011B2Aug 20, 2019
Benzoic acid amide compound
AMOREPACIFIC CORP1 citations61
US10259799B2Apr 16, 2019
Hydroxyl pyranone compound, method for producing same, and cosmetics composition comprising compound
AMOREPACIFIC CORP0 citations52
US10570087B2Feb 25, 2020
Pseudo-ceramide compound and preparation method therefor
AMOREPACIFIC CORP0 citations51
US10183926B1Jan 22, 2019
Pseudo-ceramide compound and preparation method therefor
AMOREPACIFIC CORP0 citations51
US8828456B2Sep 9, 2014
Method of external skin application of composition containing red pine root extract
AMOREPACIFIC CORP0 citations50
US7943599B2May 17, 2011
Sesamol derivatives or their salts, the process for preparing the same, and the skin external composition containing the same
AMOREPACIFIC CORP0 citations50
US10251862B2Apr 9, 2019
Cosmetic composition containing hydroxy pyranone derivative compound for promoting differentiation of adipocytes
AMOREPACIFIC CORP0 citations49
US8906433B2Dec 9, 2014
Cosmetic composition for skin moisturisation comprising pine-resin extract, Pinus densiflora needle extract and Pinus densiflora root extract
AMOREPACIFIC CORP0 citations49
US7517911B2Apr 14, 2009
3,4,5-trimethoxy phenyl-based ester compound and preparation method thereof and whitening cosmetic composition containing the same
AMOREPACIFIC CORP0 citations49
US10238624B2Mar 26, 2019
Composition for activating longevity genes, containing kojic acid derivative as active ingredient
AMOREPACIFIC CORP0 citations48
US7485750B2Feb 3, 2009
Hydroxamic acid derivatives and the preparation method thereof
AMOREPACIFIC CORP0 citations45