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:
Jan. 13, 2016
Applicant:
Denso Corporation, Kariya, Aichi-pref., JP;
Inventors:
Koji Ohira, Kariya, JP;
Daisuke Shibata, Kariya, JP;
Shuhei Yoshida, Kariya, JP;
Keita Takahashi, Kariya, JP;
Assignee:
DENSO CORPORATION, Kariya, Aichi-pref., JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 4/58 (2010.01); H01M 4/525 (2010.01); H01M 4/62 (2006.01); H01M 4/36 (2006.01); H01M 4/136 (2010.01); H01M 10/0525 (2010.01);
U.S. Cl.
CPC ...
H01M 4/366 (2013.01); H01M 4/136 (2013.01); H01M 4/525 (2013.01); H01M 4/5825 (2013.01); H01M 4/625 (2013.01); H01M 10/0525 (2013.01);
Abstract
An electrode includes an electrode material, which includes: a core part made of an active substance having a polyanion structure having Mn; and a shell part obtained by covering a surface of the core part with carbon. In addition, an amount of water, as measured by Karl Fischer's method when the electrode is held at 250° C. for 40 minutes after adsorbed water is volatilized by heating, is 1500 ppm or less.