Kazuma TANIWAKI

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Electrode catalyst layer, membrane electrode assembly, and polymer...
- Patent number 11,990,625
- Issue date May 21, 2024
- Toppan Printing Co., Ltd.
- Yuki Takabayashi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Electrode catalyst layer, membrane electrode assembly, and polymer...
- Patent number 11,575,135
- Issue date Feb 7, 2023
- Toppan Printing Co., Ltd.
- Kazuma Taniwaki
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
ELECTRODE CATALYST LAYER, MEMBRANE ELECTRODE ASSEMBLY, AND POLYMER...
- Publication number 20210320302
- Publication date Oct 14, 2021
- Toppan Printing Co., Ltd.
- Yuki Takabayashi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
ELECTRODE CATALYST LAYER, MEMBRANE ELECTRODE ASSEMBLY, AND POLYMER...
- Publication number 20210013520
- Publication date Jan 14, 2021
- Toppan Printing Co., Ltd.
- Kazuma TANIWAKI
- H01 - BASIC ELECTRIC ELEMENTS