Inventor · disambiguated record
Seong Ju Kim
Also filed as: KIM SEONG J · KIM SEONG-JU
40 granted patents·12 pending applications·353 citations·filing 1992–2024
97Inventor score
Files withKOREA KUMHO PETROCHEM CO LTD18DOOSAN HEAVY IND & CONSTRUCTION CO LTD8HYUNDAI STEEL CO3KIM SEONG JU3POSCO3
Top patents by PatentIndex Score
52 records- 0192US10109717B2Semiconductor device and method for fabricating the sameSAMSUNG ELECTRONICS CO LTD·Filed 2017·Granted Oct 23, 2018·8 cites·10 claims
- 0284USD993986SDigital audio playerDREAMUS COMPANY·Filed 2022·Granted Aug 1, 2023·8 cites·1 claims
- 0384USD975685SEarphoneDREAMUS COMPANY·Filed 2021·Granted Jan 17, 2023·8 cites·1 claims
- 0483US6111143ASulfonium salt and its manufacturing methodKOREA KUMBO PETROCHEMICAL CO L·Filed 1998·Granted Aug 29, 2000·52 cites·2 claims
- 0582US5314978ACopolymer of sulfur dioxide and nuclear-substituted trialkylgermylstyreneKUMHO PETROCHEM CO LTD·Filed 1992·Granted May 24, 1994·41 cites·6 claims
- 0679US10626035B2Sequencing batch reactor for sewage treatment and sewage treatment system comprising sameDOOSAN HEAVY IND & CONSTRUCTION CO LTD·Filed 2018·Granted Apr 21, 2020·1 cites·18 claims
- 0779US6358666B1Chemically amplified resist composition containing norbornane type low molecular additiveKOREA KUMHO PETROCHEM CO LTD·Filed 2000·Granted Mar 19, 2002·19 cites·4 claims
- 0878US10927024B2Water treatment apparatus for removing nitrogen contained in raw water and water treatment method using the sameDOOSAN HEAVY IND & CONSTRUCTION CO LTD·Filed 2019·Granted Feb 23, 2021·1 cites·19 claims
- 0977US8999085B2High manganese steel strips with excellent coatability and superior surface property, coated steel strips using steel strips and method for manufacturing the steel stripsKIM SEONG-JU·Filed 2006·Granted Apr 7, 2015·4 cites·5 claims
- 1072US11001517B2Bioreactor for treating sewage and sewage treatment system comprising the sameDOOSAN HEAVY IND & CONSTRUCTION CO LTD·Filed 2019·Granted May 11, 2021·0 cites·19 claims
- 1171US10586852B2Semiconductor deviceSAMSUNG ELECTRONICS CO LTD·Filed 2018·Granted Mar 10, 2020·1 cites·15 claims
- 1269US9218997B2Electrostatic chuck having reduced arcingJUN SEOK YUL·Filed 2008·Granted Dec 22, 2015·8 cites·14 claims
- 1369US6146810AResist polymer and chemical amplified resist composition containing the sameKOREA KUMHO PETROCHEM CO LTD·Filed 1999·Granted Nov 14, 2000·22 cites·5 claims
- 1467US11180392B2Sequencing batch reactor for sewage treatment and sewage treatment system comprising sameDOOSAN HEAVY IND & CONSTRUCTION CO LTD·Filed 2020·Granted Nov 23, 2021·0 cites·20 claims
- 1566US6268106B1Chemically amplified positive photoresist compositionKOREA KUMHO PETROCHEM CO LTD·Filed 1999·Granted Jul 31, 2001·25 cites·4 claims
- 1664US10494282B2Bioreactor for treating sewage and sewage treatment system comprising the sameDOOSAN HEAVY IND & CONSTRUCTION CO LTD·Filed 2018·Granted Dec 3, 2019·0 cites·18 claims
- 1764US9966375B2Semiconductor deviceCHOI YONG JOON·Filed 2016·Granted May 8, 2018·2 cites·15 claims
- 1864US5665841AAcetal group-containing alkoxy-styrene polymers, method of preparing the same and chemical amplified photoresist composition mainly comprising the sameKOREA KUMHO PETROCHEM CO LTD·Filed 1996·Granted Sep 9, 1997·15 cites·3 claims
- 1960US2015266519A1High Manganese Steel Strips with Excellent Coatability and Superior Surface Property, Coated Steel Strips Using Steel Strips and Method for Manufacturing the Steel StripsPOSCO·Filed 2015·Application pending·0 cites
- 2058US9402001B2Separate billing system for BYOD service and separate billing method for data serviceNTELS CO LTD·Filed 2014·Granted Jul 26, 2016·2 cites·20 claims
- 2158US6369143B1Polymer for radiation-sensitive resist and resist composition containing the sameKOREA KUMHO PETROCHEM CO LTD·Filed 1999·Granted Apr 9, 2002·18 cites·3 claims
- 2257US10041139B2High-strength steel sheet and manufacturing method thereforHYUNDAI STEEL CO·Filed 2014·Granted Aug 7, 2018·0 cites·4 claims
- 2357US9580786B2High Mn steel sheet for high corrosion resistance and method of manufacturing galvanizing the steel sheetSOHN IL-RYOUNG·Filed 2006·Granted Feb 28, 2017·2 cites·4 claims
- 2456US5916995AAcetal-substituted aromatic hydroxy compounds and negative photoresist compositions comprising the sameKOREA KUMHO PETROCHEM CO LTD·Filed 1997·Granted Jun 29, 1999·6 cites·1 claims
- 2556US2024429970A1Method and apparatus for signal conversion using reflection magnitude and reflection phaseELECTRONICS & TELECOMMUNICATIONS RES INST·Filed 2024·Application pending·0 cites
- 2655US10538824B2Steel sheet and method for producing sameHYUNDAI STEEL CO·Filed 2014·Granted Jan 21, 2020·0 cites·14 claims
- 2753US6313327B1Carboxylic acid derivatives and their synthesis methodKOREA KUMHO PETROCHEM CO LTD·Filed 1999·Granted Nov 6, 2001·15 cites·5 claims
- 2853US5882835APositive photoresist resin and chemical amplified positive photoresist composition containing the sameKOREA KUMHO PETROCHEM CO LTD·Filed 1997·Granted Mar 16, 1999·18 cites·4 claims
- 2953US2025153792A1Assembly system for crash pad lower assembly panelDO LIM IND CO LTD·Filed 2024·Application pending·0 cites
- 3053US2025153288A1Automatic supply and assembly device for fastenersDO LIM IND CO LTD·Filed 2024·Application pending·0 cites
- 3151US5723258AAcetal group-containing alkoxy-styrene polymers, method of preparing the same and chemical amplified photoresist composition mainly comprising the sameKOREA KUMHO PETROCHEM CO LTD·Filed 1997·Granted Mar 3, 1998·8 cites·1 claims
- 3251US2024383248A1Apparatus and method for optimally and adaptively controlling discharge of inkjet printing droplets by reinforcement learningPOSTECH RES & BUSINESS DEV FOUND·Filed 2022·Application pending·0 cites
- 3350US6210859B1Copolymer for the manufacture of chemical amplified photoresist and a positive photoresist composition using the sameKOREA KUMHO PETROCHEM CO LTD·Filed 1999·Granted Apr 3, 2001·17 cites·10 claims
- 3449US10106865B2Steel sheet and manufacturing method thereforHYUNDAI STEEL CO·Filed 2014·Granted Oct 23, 2018·0 cites·8 claims
- 3549US5523191APositive photoresist composition containing naphthoquinone diazide phosphazene esterification productKOREA KUMHO CHEMICAL CO LTD·Filed 1995·Granted Jun 4, 1996·7 cites·2 claims
- 3649US2008286603A1Steel Sheet for Hot Press Forming Having Excellent Heat Treatment and Impact Property, Hot Press Parts Made of It and the Method for Manufacturing ThereofPOSCO·Filed 2006·Application pending·0 cites
- 3749US2019315643A1Method and apparatus for biologically treating nitrogenDOOSAN HEAVY IND & CONSTRUCTION CO LTD·Filed 2019·Application pending·0 cites
- 3848US2024068623A1Solenoid valve for high-pressure containerYOUNGDO IND CO LTD·Filed 2022·Application pending·0 cites
- 3947US12139428B2Disk filter for preventing scale formation and water treatment apparatus and method using the sameDOOSAN HEAVY IND & CONSTRUCTION CO LTD·Filed 2018·Granted Nov 12, 2024·0 cites·13 claims
- 4045US5962186APolymer for chemical amplified positive photoresist composition containing the sameKOREA KUMHO PETROCHEM CO LTD·Filed 1997·Granted Oct 5, 1999·12 cites·4 claims
- 4145US5962185APolymer for positive photoresist and chemical amplified positive photoresist composition containing the sameKOREA KUMHO PETROCHEM CO LTD·Filed 1997·Granted Oct 5, 1999·9 cites·4 claims
- 4245US2008240969A1High Strength Hot Rolled Steel Sheet Containing High Mn Content with Excellent Workability and Method for Manufacturing the SamePOSCO·Filed 2006·Application pending·0 cites
- 4344US11274051B2Capacitive-deionization-type nutritive salt removal system and method for use in dam or weirDOOSAN HEAVY IND & CONSTRUCTION CO LTD·Filed 2018·Granted Mar 15, 2022·0 cites·9 claims
- 4444US8221564B2Method for manufacturing high strength steel strips with superior formability and excellent coatabilityKIM SEONG-JU·Filed 2006·Granted Jul 17, 2012·0 cites·2 claims
- 4544US2010132021A1Integration authentication method and integration authentication serverKIM SEONG JU·Filed 2008·Application pending·0 cites
- 4643US5667931APositive photoresist composition containing quinone diazide 5-triazine esterification compoundKOREA KUMHO PETROCHEM CO LTD·Filed 1996·Granted Sep 16, 1997·8 cites·2 claims
- 4740US5677103APositive photoresist compositionKOREA KUMHO PETROCHEM CO LTD·Filed 1996·Granted Oct 14, 1997·6 cites·9 claims
- 4837US6987198B2Acid generator and thin film composition containing the sameKOREA KUMHO PETROCHEM CO LTD·Filed 2003·Granted Jan 17, 2006·0 cites·2 claims
- 4937US2005090605A1Acid generator and thin film composition containing the sameKOREA KUMHO PETROCHEM CO LTD·Filed 2004·Application pending·0 cites
- 5036US2004238083A1High strength cold rolled steel sheet with superior formability and weldability, and manufacturing method thereforFiled 2002·Application pending·0 cites
Showing the top 50 of 52 patent records by PatentIndex Score.
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