US 12,080,893 B2
Conductor, power storage device, electronic device, and method for forming conductor
Teruaki Ochiai, Atsugi (JP); Takahiro Kawakami, Atsugi (JP); and Takuya Miwa, Atsugi (JP)
Assigned to Semiconductor Energy Laboratory Co., Ltd., Atsugi (JP)
Filed by Semiconductor Energy Laboratory Co., Ltd., Atsugi (JP)
Filed on May 26, 2023, as Appl. No. 18/202,523.
Application 18/202,523 is a division of application No. 17/731,538, filed on Apr. 28, 2022, granted, now 11,699,794.
Application 16/936,566 is a division of application No. 15/189,517, filed on Jun. 22, 2016, granted, now 10,784,516, issued on Sep. 22, 2020.
Application 17/731,538 is a continuation of application No. 16/936,566, filed on Jul. 23, 2020, granted, now 11,322,746, issued on May 3, 2022.
Claims priority of application No. 2015-128002 (JP), filed on Jun. 25, 2015.
Prior Publication US 2023/0299305 A1, Sep. 21, 2023
Int. Cl. H01M 4/00 (2006.01); H01G 11/36 (2013.01); H01G 11/38 (2013.01); H01G 11/50 (2013.01); H01G 11/86 (2013.01); H01M 4/131 (2010.01); H01M 4/36 (2006.01); H01M 4/587 (2010.01); H01M 4/62 (2006.01); H01M 4/66 (2006.01); H01M 10/0525 (2010.01)
CPC H01M 4/663 (2013.01) [H01G 11/36 (2013.01); H01G 11/38 (2013.01); H01G 11/50 (2013.01); H01G 11/86 (2013.01); H01M 4/131 (2013.01); H01M 4/366 (2013.01); H01M 4/587 (2013.01); H01M 4/625 (2013.01); H01M 10/0525 (2013.01)] 14 Claims
OG exemplary drawing
 
1. A power storage device comprising:
a conductor comprising a graphene compound,
wherein an interlayer distance between adjacent layers in the graphene compound is longer than or equal to 0.335 nm and shorter than or equal to 0.7 nm,
wherein an area of the conductor is larger than or equal to 25 mm2 and smaller than or equal to 10 m2, and
wherein the conductor is configured to function as a current collector.