Inventor · disambiguated record
Kyung-Keun Um
Also filed as: UM KYUNG-KEUN
7 granted patents·3 pending applications·10 citations·filing 2008–2023
76Inventor score
Top patents by PatentIndex Score
10 records- 0185US11453933B2High-strength steel material having enhanced resistance to crack initiation and propagation at low temperature and method for manufacturing the samePOSCO·Filed 2017·Granted Sep 27, 2022·2 cites·10 claims
- 0285US11268175B2High-strength steel having excellent fracture initiation resistance and fracture propagation arrestability at low temperature and method of manufacturing the samePOSCO·Filed 2017·Granted Mar 8, 2022·2 cites·6 claims
- 0383US2024110267A1High-strength steel material having excellent low-temperature strain again impact properties and method for manufacturing samePOSCO CO LTD·Filed 2023·Application pending·0 cites
- 0478US10604817B2High-strength steel plate for pressure vessel having excellent toughness after post weld heat treatment and manufacturing method thereofPOSCO·Filed 2015·Granted Mar 31, 2020·1 cites·4 claims
- 0576US8702880B2High strength and low yield ratio steel for structure having excellent low temperature toughnessCHO JAE YOUNG·Filed 2008·Granted Apr 22, 2014·3 cites·5 claims
- 0668US9394579B2High-strength steel material having outstanding ultra-low-temperature toughness and a production method thereforUM KYUNG-KEUN·Filed 2011·Granted Jul 19, 2016·2 cites·12 claims
- 0764US12188109B2Steel material for brake disc of motor vehicle having excellent wear resistance and high temperature strength and method of manufacturing the samePOSCO·Filed 2019·Granted Jan 7, 2025·0 cites·3 claims
- 0863US2018363111A1High-strength steel material having excellent low-temperature strain aging impact properties and method for manufacturing samePOSCO·Filed 2016·Application pending·0 cites
- 0954US11136653B2High-strength steel material having excellent low-temperature strain aging impact properties and welding heat-affected zone impact properties and method for manufacturing samePOSCO·Filed 2016·Granted Oct 5, 2021·0 cites·5 claims
- 1049US2020087766A1Steel material having excellent corrosion resistance in dew condensation environment containing sulfide and method for producing samePOSCO·Filed 2017·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →