Takumi OTSUKA

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Otokuni-gun, Kyoto, JP

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Patents Grantslast 30 patents

Information Patent Grant
All-solid-state battery
- Patent number 12,249,725
- Issue date Mar 11, 2025
- MAXELL, LTD.
- Katsuhiro Fujikawa
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Solid-state battery
- Patent number 11,955,600
- Issue date Apr 9, 2024
- MAXELL, LTD.
- Yusuke Kawabata
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
ELECTROCHEMICAL DEVICE
- Publication number 20240356169
- Publication date Oct 24, 2024
- MAXELL, LTD.
- Kazuki Furukawa
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
ALL-SOLID-STATE BATTERY
- Publication number 20230411802
- Publication date Dec 21, 2023
- MAXELL, LTD.
- Katsuhiro Fujikawa
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
ALL-SOLID-STATE BATTERY
- Publication number 20220320645
- Publication date Oct 6, 2022
- MAXELL, LTD.
- Katsuhiro Fujikawa
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
SOLID-STATE BATTERY
- Publication number 20220311046
- Publication date Sep 29, 2022
- Maxell, Ltd.
- Yusuke KAWABATA
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
FLAT-SHAPED ALL-SOLID BATTERY AND METHOD FOR MANUFACTURING SAME
- Publication number 20210328292
- Publication date Oct 21, 2021
- Maxell Holdings, Ltd.
- Takumi Otsuka
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
NONAQUEOUS ELECTROLYTE PRIMARY BATTERY AND METHOD FOR MANUFACTURING...
- Publication number 20180309139
- Publication date Oct 25, 2018
- MAXELL HOLDINGS, LTD.
- Yu SUGIOKA
- H01 - BASIC ELECTRIC ELEMENTS