Inventor · disambiguated record
Seong-Ung Koh
Also filed as: KOH SEONG-UNG
6 granted patents·4 pending applications·0 citations·filing 2011–2023
63Inventor score
Top patents by PatentIndex Score
10 records- 0175US2023357907A1Steel sheet having excellent hydrogen induced cracking resistance and longitudinal strength uniformity, and manufacturing method thereforPOSCO CO LTD·Filed 2023·Application pending·0 cites
- 0267US11746401B2Steel sheet having excellent hydrogen induced cracking resistance and longitudinal strength uniformity, and manufacturing method thereforPOSCO·Filed 2018·Granted Sep 5, 2023·0 cites·11 claims
- 0359US12037667B2High-strength steel having excellent resistance to sulfide stress cracking, and method for manufacturing samePOSCO·Filed 2019·Granted Jul 16, 2024·0 cites·3 claims
- 0456US2024027399A1Electromagnetic inspection device capable of calibrationPOSCO CO LTD·Filed 2021·Application pending·0 cites
- 0552US12339251B2Steel plate surface material property testing device and steel plate surface material property testing methodPOSCO·Filed 2020·Granted Jun 24, 2025·0 cites·11 claims
- 0651US11649519B2Sour-resistant heavy-wall steel plate having excellent low-temperature toughness and post-heat treatment characteristics and method for manufacturing samePOSCO CO LTD·Filed 2017·Granted May 16, 2023·0 cites·7 claims
- 0748US10801092B2Thick steel plate having excellent low-temperature toughness and hydrogen-induced cracking resistance, and method for manufacturing samePOSCO·Filed 2016·Granted Oct 13, 2020·0 cites·10 claims
- 0846US2023026210A1Steel material having excellent sulfide stress corrosion cracking resistance and method of manufacturing samePOSCO·Filed 2020·Application pending·0 cites
- 0941US2019382865A1Heavy-wall steel plate having 450mpa-grade tensile strength and excellent resistance to hydrogen induced cracking and method for manufacturing samePOSCO·Filed 2017·Application pending·0 cites
- 1038US9238849B2Steel sheet for an oil sand slurry pipe having excellent abrasion resistance, corrosion resistance, and low-temperature toughness and method for manufacturing sameKOH SEONG-UNG·Filed 2011·Granted Jan 19, 2016·0 cites·16 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →