The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Aug. 27, 2024
Filed:
Feb. 19, 2021
Kabushiki Kaisha Toshiba, Tokyo, JP;
Tomoe Kusama, Tokyo, JP;
Kazuomi Yoshima, Yokohama, JP;
Tetsuya Sasakawa, Yokohama, JP;
Yasuhiro Harada, Isehara, JP;
Norio Takami, Yokohama, JP;
KABUSHIKI KAISHA TOSHIBA, Tokyo, JP;
Abstract
According to one embodiment, an electrode group is provided. The electrode group includes a positive electrode, a negative electrode, and a gel polymer layer interposed between the positive electrode and the negative electrode. At least a part of the negative electrode is opposed to the positive electrode. The gel polymer layer is formed of a gel electrolyte composed of a polymer material, an organic solvent and a lithium salt, and a sheet base member which supports the gel electrolyte, or the gel polymer layer is formed of only the gel electrolyte.