Inventor · disambiguated record
Il-Ryoung Sohn
Also filed as: SOHN IL-RYOUNG
33 granted patents·14 pending applications·41 citations·filing 2006–2025
95Inventor score
Top patents by PatentIndex Score
47 records- 0197US10590522B2Aluminum-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
- 0293US11248287B2Zinc alloy plated steel material having excellent weldability and processed-part corrosion resistancePOSCO·Filed 2020·Granted Feb 15, 2022·3 cites·14 claims
- 0392US9963758B2Hot press formed parts having excellent powdering resistance during hot press formingPOSCO·Filed 2016·Granted May 8, 2018·5 cites·8 claims
- 0491US10640840B2Hot press formed article having excellent delamination resistance and method for manufacturing the samePOSCO·Filed 2016·Granted May 5, 2020·4 cites·19 claims
- 0590US10808292B2Method of manufacturing hot press formed parts having excellent powdering resistancePOSCO·Filed 2018·Granted Oct 20, 2020·4 cites·9 claims
- 0689US12297544B2Hot press formed product having excellent corrosion resistance and method for preparing samePOSCO CO LTD·Filed 2023·Granted May 13, 2025·0 cites·9 claims
- 0788US12226976B2Manufacturing method of aluminum-based alloy plated steelPOSCO CO LTD·Filed 2024·Granted Feb 18, 2025·0 cites·8 claims
- 0888US2024082902A1Microcrack-reduced, hot press-formed article, and method for manufacturing samePOSCO CO LTD·Filed 2023·Application pending·0 cites
- 0986US11167527B2Aluminum-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
- 1085US11904572B2Manufacturing method of aluminum-based alloy plated steelPOSCO CO LTD·Filed 2023·Granted Feb 20, 2024·0 cites·17 claims
- 1183US11505858B2Alloy-plated steel material having excellent crack resistance, and method for manufacturing samePOSCO·Filed 2017·Granted Nov 22, 2022·1 cites·4 claims
- 1279US11654654B2Manufacturing method of aluminum-based alloy plated steelPOSCO·Filed 2021·Granted May 23, 2023·0 cites·3 claims
- 1379US2024093341A1Plated steel wire and manufacturing method for the samePOSCO CO LTD·Filed 2023·Application pending·0 cites
- 1479US2025207235A1Hot press formed product having excellent corrosion resistance and method for preparing samePOSCO CO LTD·Filed 2025·Application pending·0 cites
- 1577US12270108B2Plated steel sheet having excellent corrosion resistance, workability and surface quality and method for manufacturing samePOSCO·Filed 2021·Granted Apr 8, 2025·0 cites·20 claims
- 1677US8999085B2High 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
- 1776US12410503B2Plated steel sheet having excellent corrosion resistance and bendability and method for manufacturing samePOSCO CO LTD·Filed 2022·Granted Sep 9, 2025·0 cites·10 claims
- 1876US12351919B2Plated steel sheet having excellent sealer adhesion and method for manufacturing samePOSCO CO LTD·Filed 2021·Granted Jul 8, 2025·0 cites·4 claims
- 1976US2025144915A1Manufacturing method of aluminum-based alloy plated steelPOSCO CO LTD·Filed 2025·Application pending·0 cites
- 2075US11692259B2High-strength hot-dip zinc plated steel material having excellent plating properties and method for preparing samePOSCO·Filed 2022·Granted Jul 4, 2023·0 cites·21 claims
- 2175US2025297349A1Plated steel sheet having excellent sealer adhesion and method for manufacturing samePOSCO CO LTD·Filed 2025·Application pending·0 cites
- 2273US12448674B2Composite plated steel sheet having excellent post-formation corrosion resistance, and manufacturing method thereforPOSCO CO LTD·Filed 2021·Granted Oct 21, 2025·0 cites·15 claims
- 2373US11834747B2Plated steel wire and manufacturing method for the samePOSCO·Filed 2019·Granted Dec 5, 2023·0 cites·3 claims
- 2473US9068255B2Zinc-plated steel sheet for hot pressing having outstanding surface characteristics, hot-pressed moulded parts obtained using the same, and a production method for the sameSOHN IL-RYOUNG·Filed 2010·Granted Jun 30, 2015·1 cites·6 claims
- 2571US11643714B2Method for manufacturing zinc alloy plated steel material having excellent surface quality and corrosion resistancePOSCO·Filed 2022·Granted May 9, 2023·0 cites·5 claims
- 2669US11952652B2Zinc-plated steel sheet for hot pressing having outstanding surface characteristics, hot-pressed moulded parts obtained using the same, and a production method for the samePOSCO·Filed 2018·Granted Apr 9, 2024·0 cites·7 claims
- 2769US11332816B2Zinc alloy plated steel material having excellent surface quality and corrosion resistancePOSCO·Filed 2018·Granted May 17, 2022·0 cites·3 claims
- 2869US2025243576A1Plated steel sheet having excellent corrosion resistance, workability and surface quality and method for manufacturing samePOSCO CO LTD·Filed 2025·Application pending·0 cites
- 2968US2019003031A1Microcrack-reduced, hot press-formed article, and method for manufacturing samePOSCO·Filed 2016·Application pending·0 cites
- 3067US12054829B2Plated steel sheet having excellent corrosion resistance, galling resistance, workability and surface propertyPOSCO·Filed 2020·Granted Aug 6, 2024·0 cites·6 claims
- 3167US11306381B2High-strength hot-dip zinc plated steel material having excellent plating properties and method for preparing samePOSCO·Filed 2016·Granted Apr 19, 2022·0 cites·8 claims
- 3267US2018363117A1Hot press formed product having excellent corrosion resistance and method for preparing samePOSCO·Filed 2016·Application pending·0 cites
- 3364US11566314B2Zinc alloy plated steel material having excellent corrosion resistance after being processedPOSCO·Filed 2018·Granted Jan 31, 2023·0 cites·6 claims
- 3463US10584407B2Zinc alloy plated steel material having excellent weldability and processed-part corrosion resistance and method of manufacturing samePOSCO·Filed 2015·Granted Mar 10, 2020·1 cites·18 claims
- 3561US11396691B2Alloy-plated steel material having excellent corrosion resistance and high surface qualityPOSCO·Filed 2017·Granted Jul 26, 2022·0 cites·4 claims
- 3660US2015266519A1High 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
- 3759US2024263291A1Highly corrosion-resistant plated steel sheet having excellent corrosion resistance and surface quality, and manufacturing method thereforPOSCO CO LTD·Filed 2022·Application pending·0 cites
- 3857US10907243B2Plated steel material having excellent friction resistance and white rust resistance and method for preparing samePOSCO·Filed 2016·Granted Feb 2, 2021·0 cites·12 claims
- 3957US9580786B2High 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
- 4051US9314997B2Plated steel sheet having plated layer with excellent stability for hot press moldingSOHN IL-RYOUNG·Filed 2012·Granted Apr 19, 2016·0 cites·13 claims
- 4149US9011615B2Bake hardening steel with excellent surface properties and resistance to secondary work embrittlement, and preparation method thereofHAN SEONG-HO·Filed 2009·Granted Apr 21, 2015·0 cites·7 claims
- 4248US2009074605A1High manganese high strength steel sheets with excellent crashworthiness and method for manufacturing of itPOSCO·Filed 2007·Application pending·0 cites
- 4346US9945020B2Zinc-plated steel sheet for hot pressing having outstanding surface characteristics, hot-pressed moulded parts obtained using the same, and a production method for the samePOSCO·Filed 2015·Granted Apr 17, 2018·0 cites·12 claims
- 4445US2025003029A1Plated steel sheet having excellent corrosion resistance andd surface appearance and method for manufacturing samePOSCO CO LTD·Filed 2022·Application pending·0 cites
- 4545US2024360540A1Plated steel sheet having excellent corrosion resistance and whiteness and method for manufacturing samePOSCO CO LTD·Filed 2022·Application pending·0 cites
- 4644US8221564B2Method for manufacturing high strength steel strips with superior formability and excellent coatabilityKIM SEONG-JU·Filed 2006·Granted Jul 17, 2012·0 cites·2 claims
- 4739US2011073223A1Steel sheet for galvanizing with excellent workability, and method for manufacturing the samePOSCO·Filed 2006·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →