| Patent | Date |
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Cold-rolled steel plate for hot forming, having excellent corrosion-resistance and spot-weldability, hot-formed member, and method for manufacturing same
Grant 11,441,205 - Oh , et al. September 13, 2 | 2022-09-13 |
Steel Sheet For Hot Press Formed Member Having Excellent Resistance To Hydrogen Delayed Fracture And Method For Manufacturing Thereof
App 20220250353 - KIM; Seong-Woo ; et al. | 2022-08-11 |
Plated Steel Sheet For Hot Press Forming Having Excellent Impact Property, Hot Press Formed Part, And Manufacturing Method Thereof
App 20220162720 - KIM; Seong-Woo ; et al. | 2022-05-26 |
Steel sheet for hot press formed member having excellent resistance to hydrogen delayed fracture and method for manufacturing thereof
Grant 11,338,549 - Kim , et al. May 24, 2 | 2022-05-24 |
Plated steel sheet for hot press forming having excellent impact property, hot press formed part, and manufacturing method thereof
Grant 11,274,357 - Kim , et al. March 15, 2 | 2022-03-15 |
Steel Sheet For Hot Press Formed Member Having Excellent Coating Adhesion And Manufacturing Method For The Same
App 20220055342 - KIM; Seong-Woo ; et al. | 2022-02-24 |
Aluminum-based Plated Steel Plate For Hot Press Having Excellent Resistance Against Hydrogen Delayed Fracture And Spot Weldability, And Method For Manufacturing Same
App 20220049338 - Oh; Jin-Keun ; et al. | 2022-02-17 |
Steel Sheet Plated With Al-fe Alloy For Hot Press Forming Having Excellent Corrosion Resistance And Heat Resistance, Hot Press Formed Part, And Manufacturing Method Therefor
App 20220049337 - Kim; Seong-Woo ; et al. | 2022-02-17 |
Steel Sheet Plated With Al-fe For Hot Press Forming Having Excellent Corrosion Resistance And Spot Weldability, And Manufacturing Method Thereof
App 20220048277 - Oh; Jin-Keun ; et al. | 2022-02-17 |
Iron-aluminum-based Plated Steel Sheet For Hot Press Forming, Having Excellent Hydrogen Delayed Fracture Properties And Spot Welding Properties, And Manufacturing Method Therefor
App 20220040957 - OH; Jin-Keun ; et al. | 2022-02-10 |
Hot Press Forming Member Having Excellent Resistance To Hydrogen Embrittlement, And Method For Manufacturing Same
App 20220033929 - Kim; Seong-Woo ; et al. | 2022-02-03 |
Plated Steel Sheet For Hot Press Forming Having Excellent Impact Properties After Hot Press Forming, Hot Press Formed Member, And Manufacturing Methods Thereof
App 20220025479 - Kim; Seong-Woo ; et al. | 2022-01-27 |
Manufacturing Method Of Aluminum-based Alloy Plated Steel
App 20220016870 - OH; Jin-Keun ; et al. | 2022-01-20 |
Hot Press-formed Part, And Manufacturing Method Thereof
App 20210395872 - KIM; Seong-Woo ; et al. | 2021-12-23 |
Steel sheet for hot press formed member having excellent coating adhesion and manufacturing method for the same
Grant 11,198,272 - Kim , et al. December 14, 2 | 2021-12-14 |
Steel Sheet For Hot Press Formed Member Having Excellent Painting Adhesion And Post-painting Corrosion Resistance, And Method For Manufacturing Same
App 20210362472 - OH; Jin-Keun ; et al. | 2021-11-25 |
Aluminum-based plated steel having excellent corrosion resistance, aluminum-based alloy plated steel using the same, and method of manufacturing thereof
Grant 11,167,527 - Oh , et al. November 9, 2 | 2021-11-09 |
Steel sheet for hot press formed member having excellent painting adhesion and post-painting corrosion resistance
Grant 11,141,953 - Oh , et al. October 12, 2 | 2021-10-12 |
Al-fe-alloy Plated Steel Sheet For Hot Forming, Having Excellent Twb Welding Characteristics, Hot Forming Member, And Manufacturing Methods Therefor
App 20210222276 - KIM; Seong-Woo ; et al. | 2021-07-22 |
Plated Steel Sheet For Hot Press Forming Having Excellent Impact Property, Hot Press Formed Part, And Manufacturing Method Thereof
App 20210140006 - KIM; Seong-Woo ; et al. | 2021-05-13 |
Plated steel sheet for hot press forming having excellent impact property, hot press formed part, and manufacturing method thereof
Grant 10,934,601 - Kim , et al. March 2, 2 | 2021-03-02 |
Cold-rolled Steel Plate For Hot Forming, Having Excellent Corrosion-resistance And Spot-weldability, Hot-formed Member, And Method For Manufacturing Same
App 20200385833 - OH; Jin-Keun ; et al. | 2020-12-10 |
Steel Sheet For Hot Press Formed Member Having Excellent Coating Adhesion And Manufacturing Method For The Same
App 20200190620 - KIM; Seong-Woo ; et al. | 2020-06-18 |
Steel Sheet For Hot Press Formed Member Having Excellent Resistance To Hydrogen Delayed Fracture And Method For Manufacturing Th
App 20200109464 - KIM; Seong-Woo ; et al. | 2020-04-09 |
Steel Sheet For Hot Press Formed Member Having Excellent Painting Adhesion And Post-painting Corrosion Resistance, And Method Fo
App 20200101695 - OH; Jin-Keun ; et al. | 2020-04-02 |
Plated Steel Sheet For Hot Press Forming Having Excellent Impact Property, Hot Press Formed Part, And Manufacturing Method There
App 20200087747 - KIM; Seong-Woo ; et al. | 2020-03-19 |
Aluminum-based Plated Steel Having Excellent Corrosion Resistance, Aluminum-based Alloy Plated Steel Using The Same, And Method
App 20200086608 - OH; Jin-Keun ; et al. | 2020-03-19 |
Aluminum-iron alloy-coated steel sheet for hot press forming, having excellent hydrogen delayed fracture resistance, peeling resistance, and weldability and hot-formed member using same
Grant 10,590,522 - Oh , et al. | 2020-03-17 |
Hot press forming parts having excellent bending properties and method for manufacturing the same
Grant 10,533,237 - Oh , et al. Ja | 2020-01-14 |
Hot Press-formed Member Having Excellent Crack Propagation Resistance And Ductility, And Method For Producing Same
App 20200010915 - OH; Jin-Keun ; et al. | 2020-01-09 |
Steel sheet for hot press formed product having superior bendability and ultra-high strength, hot press formed product using same, and method for manufacturing same
Grant 10,253,388 - Cho , et al. | 2019-04-09 |
Hot Press Forming Parts Having Excellent Bending Properties And Method For Manufacturing The Same
App 20190062865 - OH; Jin-Keun ; et al. | 2019-02-28 |
Aluminum-iron Alloy-coated Steel Sheet For Hot Press Forming, Having Excellent Hydrogen Delayed Fracture Resistance, Peeling Resistance, And Weldability And Hot-formed Member Using Same
App 20190003029 - OH; Jin-Keun ; et al. | 2019-01-03 |
Hot press forming parts having excellent bending properties and method for manufacturing the same
Grant 10,151,013 - Oh , et al. Dec | 2018-12-11 |
Zinc-plated Steel Sheet For Hot Pressing Having Outstanding Surface Characteristics, Hot-pressed Moulded Parts Obtained Using The Same, And A Production Method For The Same
App 20180195159 - SOHN; Il-Ryoung ; et al. | 2018-07-12 |
Zinc-plated steel sheet for hot pressing having outstanding surface characteristics, hot-pressed moulded parts obtained using the same, and a production method for the same
Grant 9,945,020 - Sohn , et al. April 17, 2 | 2018-04-17 |
Steel Sheet For Warm Press Forming, Warm-pressed Member, And Manufacturing Methods Thereof
App 20180023171 - OH; Jin-Keun ; et al. | 2018-01-25 |
Hot Press Forming Parts Having Excellent Bending Properties And Method For Manufacturing The Same
App 20160362763 - OH; Jin-Keun ; et al. | 2016-12-15 |
Steel Sheet For Hot Press Formed Product Having Superior Bendability And Ultra-high Strength, Hot Press Formed Product Using Same, And Method For Manufacturing Same
App 20160312331 - CHO; Yeol-Rae ; et al. | 2016-10-27 |
Steel 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 same
Grant 9,255,313 - Cho , et al. February 9, 2 | 2016-02-09 |
Zinc-Plated Steel Sheet for Hot Pressing Having Outstanding Surface Characteristics, Hot-Pressed Moulded Parts Obtained Using the Same, and a Production Method for the Same
App 20150307977 - Sohn; Il-Ryoung ; et al. | 2015-10-29 |
Zinc-plated steel sheet for hot pressing having outstanding surface characteristics, hot-pressed moulded parts obtained using the same, and a production method for the same
Grant 9,068,255 - Sohn , et al. June 30, 2 | 2015-06-30 |
Steel Sheet For Warm Press Forming, Warm-pressed Member, And Manufacturing Methods Thereof
App 20140308156 - Oh; Jin-Keun ; et al. | 2014-10-16 |
Hot Press Forming Steel Plate, Formed Member Using Same, And Method For Manufacturing The Plate And Member
App 20140150930 - Lee; Kyoo-Young ; et al. | 2014-06-05 |
Steel Sheet for Formed Member Having Enhanced Ductility, Formed Member, and Method for Manufacturing the Formed Member
App 20130295402 - Oh; Jin-Keun ; et al. | 2013-11-07 |
Zinc-plated Steel Sheet For Hot Pressing Having Outstanding Surface Characteristics, Hot-pressed Moulded Parts Obtained Using The Same, And A Production Method For The Same
App 20120267012 - Sohn; Il-Ryoung ; et al. | 2012-10-25 |
High Strength Thin Steel Sheet Excelling In Weldability And Process For Producing The Same
App 20110017363 - Kang; Hee Jae ; et al. | 2011-01-27 |
Steel 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 Same
App 20090238715 - Cho; Yeol-Rae ; et al. | 2009-09-24 |
Steel Sheet for Hot Press Forming Having Excellent Heat Treatment and Impact Property, Hot Press Parts Made of It and the Method for Manufacturing Thereof
App 20080286603 - Oh; Jin-Keun ; et al. | 2008-11-20 |
Repair circuit using antifuse
Grant 6,456,546 - Kim , et al. September 24, 2 | 2002-09-24 |
Antifuse repair circuit
Grant 6,366,118 - Oh , et al. April 2, 2 | 2002-04-02 |
Antifuse circuit being programmable by using no connection pin
Grant 6,333,666 - Kim , et al. December 25, 2 | 2001-12-25 |
Repair circuit using antifuse
App 20010037478 - Kim, Phil-Jung ; et al. | 2001-11-01 |
Antifuse circuit being programmable by using no connection pin
App 20010030570 - Kim, Phil-Jung ; et al. | 2001-10-18 |
Memory repair circuit using antifuse of MOS structure
App 20010022746 - Kim, Phil-Jung ; et al. | 2001-09-20 |
Antifuse repair circuit
App 20010017546 - Oh, Jin Keun ; et al. | 2001-08-30 |
Antifuse circuitry for post-package DRAM repair
Grant 6,240,033 - Yang , et al. May 29, 2 | 2001-05-29 |
Self-refresh apparatus for a semiconductor memory device
Grant 6,229,747 - Cho , et al. May 8, 2 | 2001-05-08 |
Digital audio player with music memory function for an intro-play operation
Grant 5,408,449 - Oh April 18, 1 | 1995-04-18 |
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