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Kwangmin KIM
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Pohang-si, Gyeongsangbuk-do, KR
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Patents Applications
last 30 patents
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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
HIGH-STRENGTH AUSTENITIC STAINLESS STEEL WITH IMPROVED LOW-TEMPERAT...
Publication number
20240018637
Publication date
Jan 18, 2024
POSCO Co., Ltd
Kwangmin Kim
C21 - METALLURGY OF IRON
Information
Patent Application
STAINLESS STEEL FOR FUEL CELL SEPARATOR WITH EXCELLENT SURFACE HYDR...
Publication number
20230420697
Publication date
Dec 28, 2023
POSCO Co., Ltd
Jong-hee Kim
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
STAINLESS STEEL FOR FUEL CELL SEPARATOR
Publication number
20230231150
Publication date
Jul 20, 2023
POSCO
Kwangmin Kim
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
STAINLESS STEEL HAVING EXCELLENT SURFACE ELECTRICAL CONDUCTIVITY FO...
Publication number
20230043454
Publication date
Feb 9, 2023
POSCO
Jong-hee KIM
H01 - BASIC ELECTRIC ELEMENTS