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:
Apr. 19, 2022
Filed:
Feb. 27, 2020
Applicant:
Kabushiki Kaisha Toshiba, Minato-ku, JP;
Inventors:
Yasuhiro Harada, Isehara, JP;
Norio Takami, Yokohama, JP;
Kazuomi Yoshima, Yokohama, JP;
Yasunobu Yamashita, Tokyo, JP;
Assignee:
KABUSHIKI KAISHA TOSHIBA, Minato-ku, JP;
Primary Examiner:
Int. Cl.
CPC ...
H01M 4/131 (2010.01); H01M 50/20 (2021.01); B60W 30/18 (2012.01); H01M 4/36 (2006.01);
U.S. Cl.
CPC ...
H01M 4/131 (2013.01); B60W 30/18127 (2013.01); H01M 4/366 (2013.01); H01M 50/20 (2021.01); H01M 2220/20 (2013.01);
Abstract
According to one embodiment, provided is a composite oxide containing lithium, niobium, and tantalum. A mass ratio of tantalum with respect to niobium is in a range of from 0.01% to 1.0%.