Ryu; Joo-Hyun

Patent Applications and Registrations

Patent applications and USPTO patent grants for Ryu; Joo-Hyun.The latest application filed is for "steel sheet having excellent uniform elongation and strain hardening rate, and method for producing same".

Company Profile

19.11.17

Ryu; Joo-Hyun - Gwangyang-si KR
Ryu; Joo Hyun - Seoul KR

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Ultra-high-strength steel sheet having excellent hole expandability and yield ratio, and method of manufacturing the same Grant 11,453,922 - Ryu , et al. September 27, 2	2022-09-27
Steel Sheet Having Excellent Uniform Elongation And Strain Hardening Rate, And Method For Producing Same App 20220298596 - AHN; Yeon-Sang ; et al.	2022-09-22
Steel sheet having excellent resistance to liquid metal embrittlement cracks and method for manufacturing the same Grant 11,299,793 - Lee , et al. April 12, 2	2022-04-12
Ultra-high strength steel plate having excellent formability and hole-expandability, and method for manufacturing same Grant 11,203,795 - Lee , et al. December 21, 2	2021-12-21
Hot rolled steel sheet having excellent strength and elongation Grant 11,186,892 - Lee , et al. November 30, 2	2021-11-30
Ultra High Strength And High Ductility Steel Sheet Having Excellent Yield Ratio And Manufacturing Method For Same App 20210317554 - RYU; Joo-Hyun ; et al.	2021-10-14
Ultrahigh-strength And High-ductility Steel Sheet Having Excellent Cold Formability, And Manufacturing Method Therefor App 20210180150 - Ryu; Joo-Hyun ; et al.	2021-06-17
Cold-rolled steel sheet with excellent formability, galvanized steel sheet, and manufacturing method thereof Grant 10,941,467 - Seo , et al. March 9, 2	2021-03-09
Ultra high-strength and high-ductility steel sheet having excellent yield ratio and manufacturing method therefor Grant 10,907,230 - Ryu , et al. February 2, 2	2021-02-02
Apparatus for providing map information for determining driving situation of vehicle, system including the same, and method thereof Grant 10,793,159 - Kim , et al. October 6, 2	2020-10-06
Ultrahigh-strength high-ductility steel sheet having excellent yield strength, and manufacturing method therefor Grant 10,752,968 - Lee , et al. A	2020-08-25
Ultra-high Strength Steel Plate Having Excellent Formability And Hole-expandability, And Method For Manufacturing Same App 20200248281 - Kind Code	2020-08-06
Cold-rolled Steel Sheet With Excellent Formability, Galvanized Steel Sheet, And Manufacturing Method Thereof App 20200190640 - SEO; Chang Hyo ; et al.	2020-06-18
Hot Rolled Steel Sheet Having Excellent Strength And Elongation And Manufacturing Method App 20200157649 - LEE; Sung-Hak ; et al.	2020-05-21
Steel Sheet Having Excellent Resistance To Liquid Metal Embrittlement Cracks And Method For Manufacturing The Same App 20200140971 - LEE; Sea-Woong ; et al.	2020-05-07
Method of continuously annealing a strip Grant 10,604,820 - Kwak , et al.	2020-03-31
High-strength cold rolled steel sheet having excellent ductility, hot-dip galvanized steel sheet and method for manufacturing same Grant 10,519,526 - Lee , et al. Dec	2019-12-31
Ultrahigh-strength High-ductility Steel Sheet Having Excellent Yield Strength, And Manufacturing Method Therefor App 20190292615 - LEE; Kyoo-Young ; et al.	2019-09-26
Method Of Continuously Annealing A Strip App 20190276913 - KWAK; Jai-Hyun ; et al.	2019-09-12
Ultrahigh-strength Steel Sheet Having Excellent Yield Ratio, And Manufacturing Method Therefor App 20190256940 - LEE; Sea-Woong ; et al.	2019-08-22
Ultra-high-strength Steel Sheet Having Excellent Hole Expandability And Yield Ratio, And Method Of Manufacturing The Same App 20190233910 - RYU; Joo-Hyun ; et al.	2019-08-01
Apparatus for continuous annealing of strip and method for continuous annealing of same Grant 10,358,691 - Kwak , et al. July 23, 2	2019-07-23
Apparatus For Providing Map Information For Determining Driving Situation Of Vehicle, System Including The Same, And Method Thereof App 20190126930 - KIM; Jun Soo ; et al.	2019-05-02
Ultra High-strength And High-ductility Steel Sheet Having Excellent Yield Ratio And Manufacturing Method Therefor App 20190119770 - RYU; Joo-Hyun ; et al.	2019-04-25
High-strength Cold Rolled Steel Sheet With Excellent Yield Strength And Ductility, Coated Steel Plate, And Method For Manufacturing Same App 20190071745 - LEE; Kyoo-Young ; et al.	2019-03-07
Ultra High-strength Steel Sheet Having Excellent Hole Expandability And Manufacturing Method Therefor App 20180363084 - LEE; Sea-Woong ; et al.	2018-12-20
High-strength Cold Rolled Steel Sheet Having Excellent Ductility, Hot-dip Galvanized Steel Sheet And Method For Manufacturing Same App 20170051378 - LEE; Kyoo-Young ; et al.	2017-02-23
Apparatus For Continuous Annealing Of Strip And Method For Continuous Annealing Of Same App 20160355903 - KWAK; Jai-Hyun ; et al.	2016-12-08

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