Inventor · disambiguated record
Chang-Hyo Seo
Also filed as: SEO CHANG-HYO
7 granted patents·6 pending applications·6 citations·filing 2017–2022
74Inventor score
Top patents by PatentIndex Score
13 records- 0192US10941467B2Cold-rolled steel sheet with excellent formability, galvanized steel sheet, and manufacturing method thereofPOSCO·Filed 2019·Granted Mar 9, 2021·3 cites·13 claims
- 0290US11827950B2Method of manufacturing high-strength steel sheet having excellent processabilityPOSCO CO LTD·Filed 2022·Granted Nov 28, 2023·1 cites·7 claims
- 0385US11519051B2High-strength steel sheet having excellent processability and method for manufacturing samePOSCO·Filed 2018·Granted Dec 6, 2022·2 cites·4 claims
- 0473US11345984B2High-strength steel sheet with excellent crashworthiness characteristics and formability and method of manufacturing the samePOSCO·Filed 2019·Granted May 31, 2022·0 cites·8 claims
- 0573US11345985B2High-strength steel sheet with excellent crashworthiness characteristics and formability and method of manufacturing the samePOSCO·Filed 2019·Granted May 31, 2022·0 cites·8 claims
- 0669US12428691B2Cold-rolled steel sheet having excellent bendability and hole expandability and method for manufacturing samePOSCO·Filed 2017·Granted Sep 30, 2025·0 cites·4 claims
- 0765US2024384366A1High-strength cold-rolled steel sheet having excellent surface quality and low material variation, and method for manufacturing samePOSCO CO LTD·Filed 2022·Application pending·0 cites
- 0865US2024392407A1High strength cold rolled steel sheet having excellent surface quality and low mechanical property deviation and manufacturing method of samePOSCO CO LTD·Filed 2022·Application pending·0 cites
- 0965US2024247349A1High strength cold rolled steel sheet having excellent surface quality and low mechanical property deviation and manufacturing method of samePOSCO CO LTD·Filed 2022·Application pending·0 cites
- 1059US2023272500A1High-strength steel sheet having excellent formability and method for manufacturing thereofPOSCO·Filed 2021·Application pending·0 cites
- 1157US2024026485A1High-strength steel sheet having excellent bendability and formability and method for manufacturing samePOSCO CO LTD·Filed 2021·Application pending·0 cites
- 1249US10941468B2High tensile strength steel having excellent bendability and stretch-flangeability and manufacturing method thereofPOSCO·Filed 2017·Granted Mar 9, 2021·0 cites·10 claims
- 1348US2021071278A1High yield ratio-type high-strength steel sheet and method for manufacturing samePOSCO·Filed 2018·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →