Inventor · disambiguated record
Jin-Keun Oh
Also filed as: OH JIN-KEUN
51 granted patents·28 pending applications·407 citations·filing 1993–2025
98Inventor score
Top patents by PatentIndex Score
79 records- 0198US11732323B2Plated steel sheet for hot press forming having excellent impact property, hot press formed part, and manufacturing method thereofPOSCO·Filed 2022·Granted Aug 22, 2023·2 cites·7 claims
- 0297US12049678B2Plated steel sheet for hot press forming having excellent impact property, hot press formed part, and manufacturing method thereofPOSCO CO LTD·Filed 2023·Granted Jul 30, 2024·1 cites·10 claims
- 0397US11274357B2Plated steel sheet for hot press forming having excellent impact property, hot press formed part, and manufacturing method thereofPOSCO·Filed 2021·Granted Mar 15, 2022·2 cites·10 claims
- 0497US10590522B2Aluminum-iron alloy-coated steel sheet for hot press forming, having excellent hydrogen delayed fracture resistance, peeling resistance, and weldability and hot-formed member using samePOSCO·Filed 2016·Granted Mar 17, 2020·15 cites·18 claims
- 0595US11788166B2Cold-rolled steel plate for hot forming, having excellent corrosion-resistance and spot-weldability, hot-formed member, and method for manufacturing samePOSCO CO LTD·Filed 2023·Granted Oct 17, 2023·2 cites·18 claims
- 0695US11624100B2Cold-rolled steel plate for hot forming, having excellent corrosion-resistance and spot-weldability, hot-formed member, and method for manufacturing samePOSCO·Filed 2022·Granted Apr 11, 2023·2 cites·7 claims
- 0795US10934601B2Plated steel sheet for hot press forming having excellent impact property, hot press formed part, and manufacturing method thereofPOSCO·Filed 2017·Granted Mar 2, 2021·2 cites·6 claims
- 0894US12435385B2Plated steel sheet for hot press forming having excellent impact property, hot press formed part, and manufacturing method thereofPOSCO CO LTD·Filed 2024·Granted Oct 7, 2025·0 cites·20 claims
- 0994US11939651B2Al—Fe-alloy plated steel sheet for hot forming, having excellent TWB welding characteristics, hot forming member, and manufacturing methods thereforPOSCO·Filed 2018·Granted Mar 26, 2024·3 cites·10 claims
- 1093US12467111B2Cold-rolled steel plate for hot forming, having excellent corrosion-resistance and spot-weldability, hot-formed member, and method for manufacturing samePOSCO CO LTD·Filed 2024·Granted Nov 11, 2025·0 cites·20 claims
- 1193US11529795B2Steel sheet plated with Al—Fe for hot press forming having excellent corrosion resistance and spot weldability, and manufacturing method thereofPOSCO·Filed 2019·Granted Dec 20, 2022·2 cites·6 claims
- 1293US2025010579A1Steel sheet for hot press formed memberPOSCO CO LTD·Filed 2024·Application pending·0 cites
- 1392US11441205B2Cold-rolled steel plate for hot forming, having excellent corrosion-resistance and spot-weldability, hot-formed member, and method for manufacturing samePOSCO·Filed 2017·Granted Sep 13, 2022·2 cites·4 claims
- 1492US10533237B2Hot press forming parts having excellent bending properties and method for manufacturing the samePOSCO·Filed 2018·Granted Jan 14, 2020·4 cites·10 claims
- 1592US10151013B2Hot press forming parts having excellent bending properties and method for manufacturing the samePOSCO·Filed 2016·Granted Dec 11, 2018·4 cites·7 claims
- 1692US6229747B1Self-refresh apparatus for a semiconductor memory deviceHYUNDAI ELECTRONICS IND·Filed 1999·Granted May 8, 2001·102 cites·19 claims
- 1792US2024261843A1Hot press-formed part, and manufacturing method thereofPOSCO CO LTD·Filed 2024·Application pending·0 cites
- 1892US2024198633A1Steel sheet for hot press formed member having excellent painting adhesion and post-painting corrosion resistance, and method for manufacturing samePOSCO CO LTD·Filed 2024·Application pending·0 cites
- 1991US12049679B2Cold-rolled steel plate for hot forming, having excellent corrosion-resistance and spot-weldability, hot-formed member, and method for manufacturing samePOSCO CO LTD·Filed 2023·Granted Jul 30, 2024·0 cites·5 claims
- 2090US11998971B2Hot press-formed part, and manufacturing method thereofPOSCO CO LTD·Filed 2023·Granted Jun 4, 2024·0 cites·20 claims
- 2190US11141953B2Steel sheet for hot press formed member having excellent painting adhesion and post-painting corrosion resistancePOSCO·Filed 2018·Granted Oct 12, 2021·5 cites·5 claims
- 2290US6240033B1Antifuse circuitry for post-package DRAM repairHYUNDAI ELECTRONICS IND·Filed 2000·Granted May 29, 2001·92 cites·21 claims
- 2389US11897014B2Hot press-formed part, and manufacturing method thereofPOSCO CO LTD·Filed 2023·Granted Feb 13, 2024·0 cites·2 claims
- 2489US2024051265A1Steel sheet for hot press formed member having excellent resistance to hydrogen delayed fracture and method for manufacturing thereofPOSCO CO LTD·Filed 2023·Application pending·0 cites
- 2588US12226976B2Manufacturing method of aluminum-based alloy plated steelPOSCO CO LTD·Filed 2024·Granted Feb 18, 2025·0 cites·8 claims
- 2687US2025305081A1Plated steel sheet for hot press forming having excellent impact property, hot press formed part, and manufacturing method thereofPOSCO CO LTD·Filed 2025·Application pending·0 cites
- 2787US2024191329A1Al-fe-alloy plated steel sheet for hot forming, having excellent twb welding characteristics, hot forming member, and manufacturing methods thereforPOSCO CO LTD·Filed 2024·Application pending·0 cites
- 2887US2024009963A1Steel sheet for hot press formed memberPOSCO CO LTD·Filed 2023·Application pending·0 cites
- 2987US2024410028A1Plated steel sheets for hot press forming having excellent hydrogen brittleness resistance and impact resistance, hot press formed parts, and manufacturing methods thereofPOSCO CO LTD·Filed 2024·Application pending·0 cites
- 3086US11167527B2Aluminum-based plated steel having excellent corrosion resistance, aluminum-based alloy plated steel using the same, and method of manufacturing thereofPOSCO·Filed 2017·Granted Nov 9, 2021·1 cites·2 claims
- 3185US11904572B2Manufacturing method of aluminum-based alloy plated steelPOSCO CO LTD·Filed 2023·Granted Feb 20, 2024·0 cites·17 claims
- 3285US2024295003A1Hot press forming member having excellent resistance to hydrogen embrittlement, and method for manufacturing samePOSCO CO LTD·Filed 2024·Application pending·0 cites
- 3384US12330391B2Steel sheet plated with Al—Fe for hot press forming having excellent corrosion resistance and spot weldability, and manufacturing method thereofPOSCO·Filed 2022·Granted Jun 17, 2025·0 cites·11 claims
- 3484US11338549B2Steel sheet for hot press formed member having excellent resistance to hydrogen delayed fracture and method for manufacturing thereofPOSCO·Filed 2018·Granted May 24, 2022·2 cites·10 claims
- 3584US2025011912A1Aluminum-based plated steel plate for hot press having excellent resistance against hydrogen delayed fracture and spot weldability, and method for manufacturing samePOSCO CO LTD·Filed 2024·Application pending·0 cites
- 3684US2025269626A1Steel sheet plated with al-fe for hot press forming having excellent corrosion resistance and spot weldability, and manufacturing method thereofPOSCO CO LTD·Filed 2025·Application pending·0 cites
- 3783US11801664B2Steel sheet for hot press formed member having excellent resistance to hydrogen delayed fracture and method for manufacturing thereofPOSCO CO LTD·Filed 2022·Granted Oct 31, 2023·0 cites·11 claims
- 3883US11578397B2Hot press-formed part, and manufacturing method thereofPOSCO·Filed 2019·Granted Feb 14, 2023·0 cites·4 claims
- 3983US2024026479A1Hot press-formed member having excellent crack propagation resistance and ductility, and method for producing samePOSCO CO LTD·Filed 2023·Application pending·0 cites
- 4082US5408449ADigital audio player with music memory function for an intro-play operationSAMSUNG ELECTRONICS CO LTD·Filed 1993·Granted Apr 18, 1995·33 cites·5 claims
- 4181US11820103B2Steel sheet for hot press formed member having excellent coating adhesion and manufacturing method for the samePOSCO·Filed 2021·Granted Nov 21, 2023·0 cites·18 claims
- 4281US10253388B2Steel sheet for hot press formed product having superior bendability and ultra-high strength, hot press formed product using same, and method for manufacturing samePOSCO·Filed 2014·Granted Apr 9, 2019·3 cites·8 claims
- 4380US11993825B2Hot press forming member having excellent resistance to hydrogen embrittlement, and method for manufacturing samePOSCO·Filed 2019·Granted May 28, 2024·0 cites·3 claims
- 4479US12084734B2Plated steel sheets for hot press forming having excellent hydrogen brittleness resistance and impact resistance, hot press formed parts, and manufacturing methods thereofPOSCO CO LTD·Filed 2021·Granted Sep 10, 2024·0 cites·9 claims
- 4579US11654654B2Manufacturing method of aluminum-based alloy plated steelPOSCO·Filed 2021·Granted May 23, 2023·0 cites·3 claims
- 4679US11549167B2Steel sheet plated with Al—Fe alloy for hot press forming having excellent corrosion resistance and heat resistance, hot press formed part, and manufacturing method thereforPOSCO·Filed 2019·Granted Jan 10, 2023·0 cites·5 claims
- 4779US9255313B2Steel sheet for hot press forming having low-temperature heat treatment property, method of manufacturing the same, method of manufacturing parts using the same, and parts manufactured by the sameCHO YEOL RAE·Filed 2008·Granted Feb 9, 2016·5 cites·28 claims
- 4879US6477094B2Memory repair circuit using antifuse of MOS structureHYUNDAI ELECTRONICS IND·Filed 2000·Granted Nov 5, 2002·29 cites·32 claims
- 4977US12123094B2Aluminum-based plated steel plate for hot press having excellent resistance against hydrogen delayed fracture and spot weldability, and method for manufacturing samePOSCO CO LTD·Filed 2019·Granted Oct 22, 2024·0 cites·11 claims
- 5077US2023041587A1Iron-aluminum-based plated steel sheet for hot press forming, having excellent hydrogen delayed fracture properties and spot welding properties, and manufacturing method thereforPOSCO·Filed 2022·Application pending·0 cites
Showing the top 50 of 79 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →