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:
Nov. 28, 2017
Filed:
Dec. 12, 2013
Okitoshi Kimura, Kanagawa, JP;
Nobuaki Onagi, Kanagawa, JP;
Eiko Hibino, Kanagawa, JP;
Hisamitsu Kamezaki, Kanagawa, JP;
Anna Hirowatari, Kanagawa, JP;
Yasunori Sugimoto, Kanagawa, JP;
Okitoshi Kimura, Kanagawa, JP;
Nobuaki Onagi, Kanagawa, JP;
Eiko Hibino, Kanagawa, JP;
Hisamitsu Kamezaki, Kanagawa, JP;
Anna Hirowatari, Kanagawa, JP;
Yasunori Sugimoto, Kanagawa, JP;
Ricoh Company, Ltd., Tokyo, JP;
Abstract
To provide a nonaqueous electrolytic storage element, which contains: a positive electrode, which contains a positive electrode material layer including a positive electrode active material capable of reversibly accumulating and releasing anions; a negative electrode, which contains a negative electrode material layer including a negative electrode active material capable of reversibly accumulating and releasing cations; a separator provided between the positive electrode and the negative electrode; and a nonaqueous electrolyte containing an electrolyte salt, wherein a pore volume of the negative electrode material layer per unit area of the negative electrode is larger than a pore volume of the positive electrode material layer per unit area of the positive electrode.