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Jonghee Kim
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Gyeongsangbuk-do, KR
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Patents Grants
last 30 patents
Information
Patent Grant
Stainless steel for polymer fuel cell separator and method for prep...
Patent number
11,047,029
Issue date
Jun 29, 2021
Posco
Jonghee Kim
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Stainless steel for polymer fuel cell separator and method for prep...
Patent number
9,290,845
Issue date
Mar 22, 2016
POSCO
Jonghee Kim
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Patents Applications
last 30 patents
Information
Patent Application
STAINLESS STEEL HAVING EXCELLENT CONTACT RESISTANCE OR PEMFC SEPARA...
Publication number
20240313232
Publication date
Sep 19, 2024
POSCO Co., Ltd
Kwangmin Kim
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information
Patent Application
STEEL SHEET HAVING EXCELLENT HYDROPHILICITY AND CONDUCTIVITY
Publication number
20240204213
Publication date
Jun 20, 2024
POSCO Co., Ltd
Jonghee Kim
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Application
STEEL SHEET HAVING EXCELLENT HYDROPHILICITY AND CONDUCTIVITY
Publication number
20240194899
Publication date
Jun 13, 2024
POSCO Co., Ltd
Jonghee Kim
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Application
STAINLESS STEEL FOR FUEL CELL SEPARATOR HAVING EXCELLENT THROUGH-PL...
Publication number
20240030465
Publication date
Jan 25, 2024
POSCO Co., Ltd
Jonghee Kim
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
STAINLESS STEEL FOR POLYMER FUEL CELL SEPARATOR AND METHOD FOR PREP...
Publication number
20160160329
Publication date
Jun 9, 2016
POSCO
Jonghee KIM
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
STAINLESS STEEL FOR POLYMER FUEL CELL SEPARATOR AND METHOD FOR PREP...
Publication number
20110294042
Publication date
Dec 1, 2011
Jonghee Kim
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...