Inventor · disambiguated record
Ih Seop Chang
Also filed as: CHANG IH S · CHANG IH SEOP
14 granted patents·13 pending applications·154 citations·filing 2001–2016
91Inventor score
Top patents by PatentIndex Score
27 records- 0194US6569528B2Amphiphilic biodegradable block copolymers and self-assembled polymer aggregates formed from the same in aqueous milieuPACIFIC CORP·Filed 2002·Granted May 27, 2003·96 cites·19 claims
- 0285US8101214B2Composition for skin external application containing complex of herbal extractsPARK JUN SEONG·Filed 2008·Granted Jan 24, 2012·8 cites·13 claims
- 0380US8877217B2Cationic polymer nanoparticles encapsulating an active ingredients, and the cosmetic composition containing the sameKIM YONG JIN·Filed 2006·Granted Nov 4, 2014·5 cites·4 claims
- 0479US7282522B2Hydroxamic acid derivatives and the method for preparing thereofAMOREPACIFIC CORP·Filed 2004·Granted Oct 16, 2007·11 cites·7 claims
- 0577US10092493B2Composition of skin external application for anti-agingAMOREPACIFIC CORP·Filed 2016·Granted Oct 9, 2018·2 cites·5 claims
- 0676US8168197B2External composition for skin containing Scrophularia buergeriana miq. extract and the use thereof for the skin moisturizing cosmeticsKIM HAN SUNG·Filed 2007·Granted May 1, 2012·3 cites·8 claims
- 0776US7041304B2Thermotropic liquid crystal polymer microcapsules, a method for preparing the same, and cosmetic compositions containing the samePACIFIC CORP·Filed 2002·Granted May 9, 2006·7 cites·6 claims
- 0875US8501807B2Pentaerythritol derivativesYOU JAE WON·Filed 2005·Granted Aug 6, 2013·11 cites·1 claims
- 0975US8394775B2Cosmetic composition containing hydrolysates of icariinPARK JUN SEONG·Filed 2006·Granted Mar 12, 2013·2 cites·2 claims
- 1069US6916844B2Hydroxy pyranone derivative and preparation method thereofAMOREPACIFIC CORP·Filed 2003·Granted Jul 12, 2005·6 cites·7 claims
- 1167US7691296B2Method for stabilizing active components using polyol/polymer microcapsule, and cosmetic composition containing the microcapsuleAMOREPACIFIC CORP·Filed 2003·Granted Apr 6, 2010·3 cites·4 claims
- 1267US2008268004A1Stable Water-In-Oil-In-Water Multiple Emulsion System Produced By Hydrodynamic Dual Stabilization And A Method For Preparation ThereofAMOREPACIFIC CORP·Filed 2008·Application pending·0 cites
- 1364US2009176810A1Composition for skin external application containing gallocatechin gallate for moisturizing effect on the skinAMOREPACIFIC CORP·Filed 2006·Application pending·0 cites
- 1457US2005112089A1Conjugate of biodegradable aliphatic polyester with TAT 49-57 peptide or peptide chain containing TAT 49-57 peptide and nanoparticle manufactured using the sameFiled 2005·Application pending·0 cites
- 1556US8916210B2Extractor having pottery with a dark brown glaze and the method for extracting using thereofLEE JIN YOUNG·Filed 2008·Granted Dec 23, 2014·0 cites·2 claims
- 1655US8563564B2Composition for skin external application containing gallocatechin gallate for moisturizing effect on the skinSHIN HYUN JUNG·Filed 2011·Granted Oct 22, 2013·0 cites·8 claims
- 1755US2003220474A1Conjugate of biodegradable aliphatic polyester with Tat49-57 peptide or peptide chain containing Tat49-57 peptide and nanoparticle manufactured using the samePACIFIC CORP·Filed 2002·Application pending·0 cites
- 1852US7943599B2Sesamol derivatives or their salts, the process for preparing the same, and the skin external composition containing the sameAMOREPACIFIC CORP·Filed 2006·Granted May 17, 2011·0 cites·6 claims
- 1952US2006258609A1Method for inhibition of lipogenesis by regulating PRP19 expressionAMOREPACIFIC CORP·Filed 2006·Application pending·0 cites
- 2051US2009012155A1Composition Of Skin External Application For Anti-AgingKIM JEONG KI·Filed 2006·Application pending·0 cites
- 2149US2006188463A1Stable water-in-oil-in-water multiple emulsion system produced by hydrodynamic dual stabilization and a method for preparation thereofKIM JIN W·Filed 2001·Application pending·0 cites
- 2249US2004180082A1Submicron-liposome containing triterpenoid and a method for preparing the sameAMOREPACIFIC CORP·Filed 2003·Application pending·0 cites
- 2348US2011033904A1Method for preparing orthodihydroxyisoflavones using a biotransformation systemPARK JUN SEONG·Filed 2008·Application pending·0 cites
- 2448US2010113372A1Method For Preparing Kaempferol-3-0-Rutinoside and Composition of Skin External Application Comprising ThereofAMOREPACIFIC CORP·Filed 2007·Application pending·0 cites
- 2545US2008280989A1Hydroxybenzamide Derivatives, the Method For Preparing Thereof and the Cosmetic Composition Containing the SameKIM SUNG JOONG·Filed 2006·Application pending·0 cites
- 2644US2008280838A1Composition Containing Ginsenoside F1 and Egcg for Preventing Skin DamageAMOREPACIFIC CORP·Filed 2004·Application pending·0 cites
- 2738US2009232855A1Percutaneous controlled releasing material using nano-sized polymer particles and external application agent containing the sameKWON SUN SANG·Filed 2001·Application pending·0 cites
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