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Madoka Ozawa
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Tokyo, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Catalyst layer for polymer electrolyte fuel cells, membrane-electro...
Patent number
12,176,547
Issue date
Dec 24, 2024
Toppan Printing Co., Ltd.
Hiroaki Koyama
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Membrane electrode assembly and polymer electrolyte fuel cell
Patent number
11,677,081
Issue date
Jun 13, 2023
Toppan Printing Co., Ltd.
Madoka Ozawa
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Electrode catalyst layer, membrane electrode assembly and polymer e...
Patent number
11,594,745
Issue date
Feb 28, 2023
Toppan Printing Co., Ltd.
Madoka Ozawa
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Catalyst layer, membrane electrode assembly, and polyelectrolyte fu...
Patent number
11,581,546
Issue date
Feb 14, 2023
Toppan Printing Co., Ltd.
Madoka Ozawa
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Catalyst for fuel cells, membrane electrode assembly, and polymer e...
Patent number
11,349,131
Issue date
May 31, 2022
Toppan Printing Co., Ltd.
Hiroyuki Morioka
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Pattern-formed substrate, color filter and liquid crystal display e...
Patent number
7,907,237
Issue date
Mar 15, 2011
Toppan Printing Co., Ltd.
Tadatoshi Maeda
G02 - OPTICS
Patents Applications
last 30 patents
Information
Patent Application
MEMBRANE ELECTRODE ASSEMBLY AND POLYMER ELECTROLYTE FUEL CELL
Publication number
20240282994
Publication date
Aug 22, 2024
TOPPAN Holdings Inc.
Hiroyuki MORIOKA
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
ELECTRODE CATALYST LAYER, MEMBRANE ELECTRODE ASSEMBLY AND POLYMER E...
Publication number
20230395814
Publication date
Dec 7, 2023
TOPPAN INC.
Yutaka SUZUKI
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
ELECTRODE CATALYST LAYER, MEMBRANE ELECTRODE ASSEMBLY, AND POLYMER...
Publication number
20230317968
Publication date
Oct 5, 2023
TOPPAN INC.
Madoka OZAWA
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
ELECTRODE CATALYST LAYER, MEMBRANE ELECTRODE ASSEMBLY, AND POLYMER...
Publication number
20230275239
Publication date
Aug 31, 2023
TOPPAN INC.
Hiroyuki CHINONE
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
ELECTRODE CATALYST LAYER, MEMBRANE ELECTRODE ASSEMBLY, AND POLYMER...
Publication number
20230155154
Publication date
May 18, 2023
TOPPAN INC.
Madoka OZAWA
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
CATALYST FOR FUEL CELLS, ELECTRODE CATALYST LAYER, MEMBRANE ELECTRO...
Publication number
20230130095
Publication date
Apr 27, 2023
HIROSAKI UNIVERSITY
Mitsuharu CHISAKA
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
CATALYST LAYER FOR POLYMER ELECTROLYTE FUEL CELLS, MEMBRANE-ELECTRO...
Publication number
20220006099
Publication date
Jan 6, 2022
Toppan Printing Co., Ltd.
Hiroaki KOYAMA
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
FUEL CELL CATALYST
Publication number
20210135247
Publication date
May 6, 2021
Toppan Printing Co., Ltd.
Hiroyuki MORIOKA
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
CATALYST LAYER, MEMBRANE ELECTRODE ASSEMBLY, AND POLYELECTROLYTE FU...
Publication number
20210013518
Publication date
Jan 14, 2021
Toppan Printing Co.,Ltd.
Madoka OZAWA
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
MEMBRANE ELECTRODE ASSEMBLY AND POLYMER ELECTROLYTE FUEL CELL
Publication number
20210013524
Publication date
Jan 14, 2021
Toppan Printing Co., Ltd.
Madoka OZAWA
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
ELECTRODE CATALYST LAYER, MEMBRANE ELECTRODE ASSEMBLY AND POLYMER E...
Publication number
20190393528
Publication date
Dec 26, 2019
Toppan Printing Co., Ltd.
Madoka OZAWA
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
MEMBRANE ELECTRODE ASSEMBLY FOR POLYMER ELECTROLYTE FUEL CELL, METH...
Publication number
20140363756
Publication date
Dec 11, 2014
Madoka OZAWA
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
MANUFACTURING METHOD AND APPARATUS FOR MEMBRANE ELECTRODE ASSEMBLY,...
Publication number
20140011116
Publication date
Jan 9, 2014
Toppan Printing Co., Ltd.
Madoka OZAWA
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Pattern-Formed Substrate, Color Filter And Liquid Crystal Display E...
Publication number
20100195029
Publication date
Aug 5, 2010
Toppan Printing Co., Ltd.
Tadatoshi Maeda
G02 - OPTICS