Assignee
HANWHA CHEMICAL CORP
KR·70 granted patents·38 pending applications·275 citations·filing 1994–2020
Top patents by PatentIndex Score
108 records- 0194US11267917B2Hybrid catalyst composition, preparation method therefor, and polyolefin prepared using sameHANWHA CHEMICAL CORP·Filed 2016·Granted Mar 8, 2022·9 cites·14 claims
- 0293US10954321B2High-density ethylene-based polymer using supported hybrid metallocene catalyst, and manufacturing method thereforHANWHA CHEMICAL CORP·Filed 2017·Granted Mar 23, 2021·8 cites·18 claims
- 0389US10975173B2High-processability high-density ethylene-based polymer using hybrid supported metallocene catalyst, and preparation method thereforHANWHA CHEMICAL CORP·Filed 2017·Granted Apr 13, 2021·4 cites·18 claims
- 0489US9505903B2Resin composition for EMI shielding, comprising carbon hydride compositeHANWHA CHEMICAL CORP·Filed 2013·Granted Nov 29, 2016·8 cites·9 claims
- 0589US7858233B2Electrode-active anion-deficient non-stoichiometric lithium iron-phosphate, method for preparing the same, and electrochemical device using the sameHANWHA CHEMICAL CORP·Filed 2010·Granted Dec 28, 2010·13 cites·10 claims
- 0689US7655417B2VCAM-1 specific monoclonal antibodyHANWHA CHEMICAL CORP·Filed 2007·Granted Feb 2, 2010·31 cites·16 claims
- 0786US10293326B2Polysilicon manufacturing apparatusHANWHA CHEMICAL CORP·Filed 2016·Granted May 21, 2019·3 cites·11 claims
- 0884US6503396B2Method and apparatus for preparing taxol using supercritical fluid from source materialsHANWHA CHEMICAL CORP·Filed 2001·Granted Jan 7, 2003·23 cites·30 claims
- 0984US6255317B1Cholesterol biosynthesis inhibitorsHANWHA CHEMICAL CORP·Filed 1999·Granted Jul 3, 2001·32 cites·11 claims
- 1083US7497966B2Chemical mechanical polishing slurry composition for shallow trench isolation process of semiconductorHANWHA CHEMICAL CORP·Filed 2005·Granted Mar 3, 2009·12 cites·10 claims
- 1182US11236186B2Transition metal compound for olefin polymerization catalyst, olefin polymerization catalyst comprising same, and polyolefin polymerized using sameHANWHA CHEMICAL CORP·Filed 2017·Granted Feb 1, 2022·2 cites·4 claims
- 1281US11919999B2Method for preparing polyetherketoneketone and polyetherketoneketone prepared therebyHANWHA CHEMICAL CORP·Filed 2018·Granted Mar 5, 2024·1 cites·9 claims
- 1381US8367206B2Fine barium titanate powderHANWHA CHEMICAL CORP·Filed 2010·Granted Feb 5, 2013·7 cites·11 claims
- 1480US7790911B2Advanced preparation method of organic-transition metal hydride complexes as hydrogen storage materialsHANWHA CHEMICAL CORP·Filed 2009·Granted Sep 7, 2010·4 cites·20 claims
- 1579US9738528B2Graphene, method and apparatus for preparing grapheneHANWHA CHEMICAL CORP·Filed 2014·Granted Aug 22, 2017·3 cites·19 claims
- 1679US7854916B2Process for preparing barium titanateHANWHA CHEMICAL CORP·Filed 2006·Granted Dec 21, 2010·8 cites·8 claims
- 1777US9598519B2Resin for blister package and preparation method thereofHANWHA CHEMICAL CORP·Filed 2013·Granted Mar 21, 2017·6 cites·7 claims
- 1876US7700059B2Metal oxide solid solution and use as oxygen storage composition and UV light shielding agentHANWHA CHEMICAL CORP·Filed 2004·Granted Apr 20, 2010·6 cites·15 claims
- 1974US10954370B2Emulsion and preparing method thereforHANWHA CHEMICAL CORP·Filed 2018·Granted Mar 23, 2021·1 cites·2 claims
- 2073US7998450B2Continuous methods and apparatus of functionalizing carbon nanotubeHANWHA CHEMICAL CORP·Filed 2009·Granted Aug 16, 2011·5 cites·11 claims
- 2172US10961337B2Method of preparing dicyclopentadiene-based resin and dicyclopentadiene-based resinHANWHA CHEMICAL CORP·Filed 2017·Granted Mar 30, 2021·1 cites·11 claims
- 2272US9339870B2Phosphorus-doped nickel nanoparticle and method of manufacturing the sameHANWHA CHEMICAL CORP·Filed 2012·Granted May 17, 2016·2 cites·18 claims
- 2371US6239139B113,13A-Didehydroberbine derivativesHANWHA CHEMICAL CORP·Filed 1999·Granted May 29, 2001·33 cites·9 claims
- 2470US6344286B1Diacetylene-based polymer containing light emitting group and electroluminescent device using the sameHANWHA CHEMICAL CORP·Filed 1999·Granted Feb 5, 2002·21 cites·11 claims
- 2564US9666734B2Emitter wrap-through solar cell and method of preparing the sameHANWHA CHEMICAL CORP·Filed 2013·Granted May 30, 2017·2 cites·14 claims
- 2662US10981081B2Distillation apparatusHANWHA CHEMICAL CORP·Filed 2017·Granted Apr 20, 2021·1 cites·4 claims
- 2760US11718713B2Method for producing polyamide by coordinated anionic ring-opening polymerization, and polyamide produced therebyHANWHA CHEMICAL CORP·Filed 2018·Granted Aug 8, 2023·0 cites·12 claims
- 2860US10590216B2Vinyl chloride-based resin composition and method for producing sameHANWHA CHEMICAL CORP·Filed 2016·Granted Mar 17, 2020·0 cites·17 claims
- 2960US2015007880A1Glass frit, and conductive paste composition and solar cell comprising the sameHANWHA CHEMICAL CORP·Filed 2013·Application pending·0 cites
- 3059US9796595B2Porous boron nitride and method of preparing the sameHANWHA CHEMICAL CORP·Filed 2013·Granted Oct 24, 2017·0 cites·6 claims
- 3159US8354553B2Preparation method of organic-transition metal hydride complexes containing aryl group or alkyl group as hydrogen storage materialsHANWHA CHEMICAL CORP·Filed 2009·Granted Jan 15, 2013·0 cites·10 claims
- 3258US11433639B2Lightweight sandwich steel sheet using polyamide, and manufacturing method thereforHANWHA CHEMICAL CORP·Filed 2018·Granted Sep 6, 2022·0 cites·9 claims
- 3357US11814480B2Method for producing polyamide with controlled activator addition, and polyamide produced therebyHANWHA CHEMICAL CORP·Filed 2018·Granted Nov 14, 2023·0 cites·13 claims
- 3457US10787736B2Polysilicon manufacturing apparatusHANWHA CHEMICAL CORP·Filed 2017·Granted Sep 29, 2020·0 cites·5 claims
- 3557US10016724B2Purification method and purification apparatus for off-gasHANWHA CHEMICAL CORP·Filed 2015·Granted Jul 10, 2018·0 cites·11 claims
- 3656US2018280874A1Purification method and purification apparatus for off-gasHANWHA CHEMICAL CORP·Filed 2018·Application pending·0 cites
- 3755US10975184B2High-density ethylene-based polymer using hybrid supported metallocene catalyst and pipe using sameHANWHA CHEMICAL CORP·Filed 2020·Granted Apr 13, 2021·0 cites·18 claims
- 3855US9611149B2Method and apparatus for modifying grapheneHANWHA CHEMICAL CORP·Filed 2014·Granted Apr 4, 2017·0 cites·7 claims
- 3955US2016249460A1Conductive Ink Composition for Offset or Reverse-Offset PrintingHANWHA CHEMICAL CORP·Filed 2016·Application pending·0 cites
- 4054US9984784B2Glass frit, and conductive paste composition and solar cell comprising the sameHANWHA CHEMICAL CORP·Filed 2016·Granted May 29, 2018·0 cites·9 claims
- 4154US2015010457A1Preparation of an electrode-active material using decompression equipmentHANWHA CHEMICAL CORP·Filed 2013·Application pending·0 cites
- 4253US5703139APhoto-curable resin composition and product coated therewithHANWHA CHEMICAL CORP·Filed 1995·Granted Dec 30, 1997·14 cites·13 claims
- 4353US2016303163A1Pharmaceutical composition for preventing or treating iron deficiency, comprising iron oxide nanoparticlesHANWHA CHEMICAL CORP·Filed 2014·Application pending·0 cites
- 4452US9428390B2Porous carbon and method of preparing the sameHANWHA CHEMICAL CORP·Filed 2013·Granted Aug 30, 2016·0 cites·12 claims
- 4551US10654796B2Method for preparing aliphatic isocyanateHANWHA CHEMICAL CORP·Filed 2017·Granted May 19, 2020·0 cites·12 claims
- 4651US10053571B2Polymer emulsion having heat sealability for blister package and preparation method thereofHANWHA CHEMICAL CORP·Filed 2015·Granted Aug 21, 2018·0 cites·14 claims
- 4751US9637580B2Method for preparing vinyl chloride-based resinHANWHA CHEMICAL CORP·Filed 2014·Granted May 2, 2017·0 cites·13 claims
- 4851US2014338743A1Solar cell and method for preparing the sameHANWHA CHEMICAL CORP·Filed 2012·Application pending·0 cites
- 4950US11925920B2Catalyst for hydrogenation of aromatic compound and preparation method thereforHANWHA CHEMICAL CORP·Filed 2018·Granted Mar 12, 2024·0 cites·5 claims
- 5049US10934375B2High-density ethylene-based polymer using hybrid supported metallocene catalyst, and preparation methodHANWHA CHEMICAL CORP·Filed 2017·Granted Mar 2, 2021·0 cites·20 claims
Showing the top 50 of 108 patent records by PatentIndex Score.
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