Inventor · disambiguated record
Chang Sun Han
Also filed as: HAN CHANG S · HAN CHANG SUN
60 granted patents·3 pending applications·277 citations·filing 2001–2022
98Inventor score
Top patents by PatentIndex Score
63 records- 0196US10023703B2Preparation method of superabsorbent polymer and superabsorbent polymer prepared therebyLG CHEMICAL LTD·Filed 2015·Granted Jul 17, 2018·8 cites·8 claims
- 0292US9700873B2Method for preparing super absorbent polymer and super absorbent polymer prepared therefromLG CHEMICAL LTD·Filed 2015·Granted Jul 11, 2017·7 cites·8 claims
- 0392US6750297B2Artificial pigment and method for preparing the sameLG CHEMICAL LTD·Filed 2001·Granted Jun 15, 2004·50 cites·19 claims
- 0491US9517446B2Super absorbent polymer and a preparation method thereofLG CHEMICAL LTD·Filed 2013·Granted Dec 13, 2016·6 cites·6 claims
- 0590US11000829B2Super absorbent polymer and method for producing sameLG CHEMICAL LTD·Filed 2017·Granted May 11, 2021·2 cites·6 claims
- 0690US9976003B2Method for preparing super absorbent polymer and super absorbent polymer prepared therefromLG CHEMICAL LTD·Filed 2015·Granted May 22, 2018·4 cites·8 claims
- 0790US8044138B2Carboxylic acid-modified nitrile copolymer latex and latex composition for dip forming comprising the sameLG CHEMICAL LTD·Filed 2009·Granted Oct 25, 2011·13 cites·13 claims
- 0889US10335768B2Super absorbent polymerLG CHEMICAL LTD·Filed 2016·Granted Jul 2, 2019·4 cites·4 claims
- 0989US9656242B2Method for preparing a super absorbent polymerLG CHEMICAL LTD·Filed 2014·Granted May 23, 2017·4 cites·9 claims
- 1089US7935442B2Polymer binder for electrochemical device comprising multiply stacked electrochemical cellsLG CHEMICAL LTD·Filed 2006·Granted May 3, 2011·11 cites·18 claims
- 1188US9624328B2Superabsorbent polymerLG CHEMICAL LTD·Filed 2014·Granted Apr 18, 2017·6 cites·10 claims
- 1288US9114381B2Super absorbent polymerLG CHEMICAL LTD·Filed 2013·Granted Aug 25, 2015·6 cites·10 claims
- 1387US9421123B2Portable combined stimulation device for alleviating menstrual painLEE WON JOON·Filed 2009·Granted Aug 23, 2016·56 cites·14 claims
- 1487US8277976B2Binder with good rate property and long cycleability for lithium secondary batteryRYU DONG JO·Filed 2006·Granted Oct 2, 2012·8 cites·11 claims
- 1586US8919683B2Shredder for super adsorbent polymer and preparation method of super absorbent polymer using the sameKIM GI-CHEUL·Filed 2011·Granted Dec 30, 2014·6 cites·12 claims
- 1685US10927223B2Super absorbent polymer granules and preparation method thereofLG CHEMICAL LTD·Filed 2020·Granted Feb 23, 2021·1 cites·1 claims
- 1785US10086362B2Preparation method of super absorbent polymerLG CHEMICAL LTD·Filed 2016·Granted Oct 2, 2018·2 cites·8 claims
- 1884US11066496B2Super absorbent polymer and method for preparing sameLG CHEMICAL LTD·Filed 2017·Granted Jul 20, 2021·1 cites·9 claims
- 1983US10821418B2Super absorbent polymerLG CHEMICAL LTD·Filed 2017·Granted Nov 3, 2020·2 cites·10 claims
- 2083US10550230B2Preparation method of superabsorbent polymer and superabsorbent polymer prepared therebyLG CHEMICAL LTD·Filed 2016·Granted Feb 4, 2020·2 cites·8 claims
- 2182US10759912B2Superabsorbent polymer and preparation method thereofLG CHEMICAL LTD·Filed 2017·Granted Sep 1, 2020·1 cites·11 claims
- 2282US10086361B2Super absorbent polymer and a preparation method thereofLG CHEMICAL LTD·Filed 2016·Granted Oct 2, 2018·1 cites·5 claims
- 2382US9701796B2Preparation method of superabsorbent polymerLG CHEMICAL LTD·Filed 2014·Granted Jul 11, 2017·4 cites·6 claims
- 2481US8975351B2Latex resin composition for rubber gloves without sulfur and vulcanization acceleator and method of manufacturing dip-formed article using the compositionKIM BYOUNG YUN·Filed 2009·Granted Mar 10, 2015·8 cites·8 claims
- 2579US12053757B2Super absorbent polymer and method for producing sameLG CHEMICAL LTD·Filed 2022·Granted Aug 6, 2024·0 cites·6 claims
- 2679US10773237B2Method for preparing super absorbent polymer, and super absorbent polymerLG CHEMICAL LTD·Filed 2017·Granted Sep 15, 2020·1 cites·11 claims
- 2778US10208171B2Preparation method of superabsorbent polymer and superabsorbent polymer prepared therebyLG CHEMICAL LTD·Filed 2018·Granted Feb 19, 2019·1 cites·5 claims
- 2878US8697812B2Preparation method of superabsorbent polymerWON TAE-YOUNG·Filed 2011·Granted Apr 15, 2014·2 cites·16 claims
- 2976US10040911B2Method of preparing superabsorbent polymer granulesLG CHEMICAL LTD·Filed 2015·Granted Aug 7, 2018·1 cites·12 claims
- 3075US9156974B2Method of preparing a super absorbent polymer and a super absorbent polymer prepared therefromLG CHEMICAL LTD·Filed 2013·Granted Oct 13, 2015·1 cites·12 claims
- 3174US11633720B2Super absorbent polymer and method for producing sameLG CHEMICAL LTD·Filed 2021·Granted Apr 25, 2023·0 cites·10 claims
- 3273US9120100B2Shredder for super absorbent polymer and preparation method of super absorbent polymer using the sameLG CHEMICAL LTD·Filed 2014·Granted Sep 1, 2015·1 cites·14 claims
- 3373US8758937B2Binder with good rate property and long cycleability for lithium secondary batteryRYU DONG JO·Filed 2012·Granted Jun 24, 2014·1 cites·12 claims
- 3473US7695821B2Composite binder for an electrode with dispersants chemically boundLG CHEMICAL LTD·Filed 2004·Granted Apr 13, 2010·11 cites·8 claims
- 3572US8993106B2Coated paper having a coating structure with controlled distribution of latex and method for preparing the sameYEU SEUNG-UK·Filed 2011·Granted Mar 31, 2015·3 cites·8 claims
- 3672US2021046449A1Super Absorbent Polymer and Method for Producing SameLG CHEMICAL LTD·Filed 2020·Application pending·0 cites
- 3770US9433972B2Coated paper having a coating structure with controlled distribution of latex and method for preparing the sameLG CHEMICAL LTD·Filed 2014·Granted Sep 6, 2016·2 cites·4 claims
- 3870US8053045B2Styrene-butadiene latex binder for ink-jet paper, preparation method thereof and coating liquid containing the sameLG CHEMICAL LTD·Filed 2007·Granted Nov 8, 2011·2 cites·13 claims
- 3970US7612128B2Method for preparing styrene-butadiene latexLG CHEMICAL LTD·Filed 2005·Granted Nov 3, 2009·1 cites·6 claims
- 4069US11358121B2Super absorbent polymer and method for producing sameLG CHEMICAL LTD·Filed 2017·Granted Jun 14, 2022·0 cites·7 claims
- 4169US9656296B2Preparation method of a super absorbent polymerLEEM GYU·Filed 2012·Granted May 23, 2017·1 cites·15 claims
- 4268US10662296B2Super absorbent polymer granules and preparation method thereofLG CHEMICAL LTD·Filed 2016·Granted May 26, 2020·0 cites·9 claims
- 4367US10850260B2Super absorbent polymer and method for producing sameLG CHEMICAL LTD·Filed 2017·Granted Dec 1, 2020·0 cites·4 claims
- 4467US7019072B2Method of preparing latex for coating paperLG CHEMICAL LTD·Filed 2001·Granted Mar 28, 2006·6 cites·14 claims
- 4566US7256229B2Paper coating latex using ionic monomerLG CHEMICAL LTD·Filed 2002·Granted Aug 14, 2007·7 cites·16 claims
- 4664US10335766B2Super absorbent polymer and manufacturing method thereofLG CHEMICAL LTD·Filed 2014·Granted Jul 2, 2019·0 cites·12 claims
- 4763US11926939B2Super absorbent polymer non-woven fabric and preparation method of the sameLG CHEMICAL LTD·Filed 2018·Granted Mar 12, 2024·0 cites·13 claims
- 4863US8674000B2Multi-layered paper coating latex having high swelling and contraction property, method for preparing the same, and paper coating composition containing the sameLEE DAE-HO·Filed 2007·Granted Mar 18, 2014·1 cites·16 claims
- 4962US7173082B2Acrylic impact modifier prepared by multi-stage polymerization and method for preparing the sameLG CHEMICAL LTD·Filed 2003·Granted Feb 6, 2007·18 cites·10 claims
- 5056US11413794B2Method for preparing polymer particlesLG CHEMICAL LTD·Filed 2017·Granted Aug 16, 2022·0 cites·8 claims
Showing the top 50 of 63 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →