Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Masayuki Kimura0
Junya Goto0
Date of Patent
February 20, 2024
0Patent Application Number
175860220
Date Filed
January 27, 2022
0Patent Citations
Patent Primary Examiner
Patent abstract
To improve the flexibility of a power storage device, or provide a high-capacity power storage device. The power storage device includes a positive electrode, a negative electrode, an exterior body, and an electrolyte. The outer periphery of each of the positive electrode active material layer and the negative electrode active material layer is a closed curve. The exterior body includes a film and a thermocompression-bonded region. The inner periphery of the thermocompression-bonded region is a closed curve. The electrolyte, the positive electrode active material layer, and the negative electrode active material layer are in a region surrounded by the thermocompression-bonded region.
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