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Tomoko FUJII
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Katsushika-ku, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Aqueous composition, method for roughening stainless steel surface...
Patent number
11,926,904
Issue date
Mar 12, 2024
Mitsubishi Gas Chemical Company, Inc.
Kazuhiko Ikeda
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Etchant for selectively etching copper and copper alloy, and method...
Patent number
11,821,092
Issue date
Nov 21, 2023
Mitsubishi Gas Chemical Company, Inc.
Shun Fukazawa
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Patents Applications
last 30 patents
Information
Patent Application
CHROMIUM-CONTAINING STEEL SHEET FOR CURRENT COLLECTOR OF NONAQUEOUS...
Publication number
20240063399
Publication date
Feb 22, 2024
JFE STEEL CORPORATION
Takayoshi YANO
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
STAINLESS STEEL FOIL FOR CATALYST SUPPORT OF EXHAUST GAS PURIFIER
Publication number
20240011136
Publication date
Jan 11, 2024
JFE STEEL CORPORATION
Akito MIZUTANI
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
STAINLESS STEEL SHEET FOR FUEL CELL SEPARATORS
Publication number
20240006621
Publication date
Jan 4, 2024
JFE STEEL CORPORATION
Takayoshi YANO
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
AQUEOUS COMPOSITION, METHOD FOR ROUGHENING STAINLESS STEEL SURFACE...
Publication number
20220325419
Publication date
Oct 13, 2022
Mitsubishi Gas Chemical Company, Inc.
Kazuhiko IKEDA
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
COMPOSITION, METHOD FOR ROUGHENING STAINLESS STEEL SURFACE USING SA...
Publication number
20220251714
Publication date
Aug 11, 2022
Mitsubishi Gas Chemical Company, Inc.
Kazuhiko IKEDA
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
ETCHANT FOR SELECTIVELY ETCHING COPPER AND COPPER ALLOY, AND METHOD...
Publication number
20210381113
Publication date
Dec 9, 2021
Mitsubishi Gas Chemical Company, Inc.
Shun FUKAZAWA
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
AQUEOUS SOLUTION FOR SURFACE TREATMENT, METHOD FOR PRODUCING SURFAC...
Publication number
20210381111
Publication date
Dec 9, 2021
Mitsubishi Gas Chemical Company, Inc.
Tomoko FUJII
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...