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:
Oct. 08, 2019
Filed:
Mar. 10, 2017
Kabushiki Kaisha Toshiba, Minato-ku, JP;
Yasunobu Yamashita, Meguro, JP;
Keigo Hoshina, Yokohama, JP;
Yoshiyuki Isozaki, Nerima, JP;
Norio Takami, Yokohama, JP;
Kabushiki Kaisha Toshiba, Minato-ku, JP;
Abstract
A nonaqueous electrolyte battery comprising: a positive electrode including a positive electrode active material layer containing a lithium iron manganese phosphate composite having an olivine structure; and a negative electrode including a negative electrode active material layer containing a titanium-containing metal oxide composite, wherein an atomic concentration of manganese is 1 atm % or more and 15 atm % or less in a region from a surface to a depth D of the negative electrode active material layer and the depth D is more than 0 nm and 10 nm or less.