Ko; Kyoung-Pil

Patent Applications and Registrations

Patent applications and USPTO patent grants for Ko; Kyoung-Pil.The latest application filed is for "multi-layered zinc alloy plated steel having excellent spot weldability and corrosion resistance".

Company Profile

7.5.13

Ko; Kyoung-Pil - Gwangyang-si KR
KO; Kyoung Pil - Suncheon-si 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
Composition for washing pickled steel plate, method for washing pickled steel plate by using same, and steel plate obtained thereby Grant 11,332,667 - Park , et al. May 17, 2	2022-05-17
Multi-layered Zinc Alloy Plated Steel Having Excellent Spot Weldability And Corrosion Resistance App 20220074040 - KWAK; Young-Jin ; et al.	2022-03-10
Apparatus And Method For Controlling Coating Layer In Pvd Plating Process App 20220074042 - JUNG; Yong-Hwa ; et al.	2022-03-10
Heterogeneous Coated Steel Sheet Having Excellent Workability And Corrosion Resistance, And Method For Manufacturing Same App 20220025508 - KWAK; Young-Jin ; et al.	2022-01-27
Galvanized Steel Sheet Having Excellent Hardness And Galling Resistance, And Manufacturing Method Therefor App 20220025503 - NAM; Kyung-Hoon ; et al.	2022-01-27
Multi-layered zinc alloy plated steel having excellent spot weldability and corrosion resistance Grant 11,208,716 - Kwak , et al. December 28, 2	2021-12-28
Composition For Washing Pickled Steel Plate, Method For Washing Pickled Steel Plate By Using Same, And Steel Plate Obtained Thereby App 20210261862 - PARK; Rho-Bum ; et al.	2021-08-26
Composition for washing pickled steel plate, method for washing pickled steel plate by using same, and steel plate obtained thereby Grant 11,028,322 - Park , et al. June 8, 2	2021-06-08
Plated steel sheet having multilayer structure and manufacturing method therefor Grant 10,988,845 - Ko , et al. April 27, 2	2021-04-27
Deposition Apparatus And Deposition Method App 20210017640 - NAM; Kyung-Hoon ; et al.	2021-01-21
Composition For Washing Pickled Steel Plate, Method For Washing Pickled Steel Plate By Using Same, And Steel Plate Obtained Ther App 20200270521 - PARK; Rho-Bum ; et al.	2020-08-27
Filter Unit And Plating Apparatus Including Same App 20200086330 - NAM; Kyung-Hoon ; et al.	2020-03-19
Plated Steel Sheet Having Multilayer Structure And Manufacturing Method Therefor App 20200080205 - KO; Kyoung-Pil ; et al.	2020-03-12
Multi-layered Zinc Alloy Plated Steel Having Excellent Spot Weldability And Corrosion Resistance App 20200002803 - KWAK; Young-Jin ; et al.	2020-01-02
Vacuum Deposition Device For High-speed Coating App 20190015845 - NAM; Kyung Hoon ; et al.	2019-01-17
Conversion coating composition, surface treated steel sheet, and method for manufacturing the same Grant 9,683,294 - Kim , et al. June 20, 2	2017-06-20
Organic-Inorganic Hybrid Coating Solution Composition and Organic-Inorganic Hybrid Coated Steel Sheet App 20150299472 - Ko; Kyoung-Pil ; et al.	2015-10-22
Conversion Coating Composition, Surface Treated Steel Sheet, And Method For Manufacturing The Same App 20150218705 - Kim; Yeon-Ho ; et al.	2015-08-06

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