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:
Dec. 17, 2019
Filed:
Jan. 07, 2016
Applicant:
Toyota Jidosha Kabushiki Kaisha, Toyota-shi, Aichi-ken, JP;
Inventors:
Hiroya Umeyama, Okazaki, JP;
Tatsuya Hashimoto, Osaka, JP;
Naoyuki Wada, Hirakata, JP;
Keiichi Takahashi, Nishinomiya, JP;
Koichi Toriyama, Osaka, JP;
Assignee:
TOYOTA JIDOSHA KABUSHIKI KAISHA, Toyota-shi, Aichi-ken, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01M 4/62 (2006.01); H01M 4/133 (2010.01); H01M 4/13 (2010.01); H01M 4/139 (2010.01); H01M 4/131 (2010.01); H01M 4/1391 (2010.01); H01M 4/1393 (2010.01); H01M 4/04 (2006.01); H01M 4/505 (2010.01); H01M 4/525 (2010.01); H01M 10/052 (2010.01); H01M 4/02 (2006.01);
U.S. Cl.
CPC ...
H01M 4/62 (2013.01); H01M 4/0404 (2013.01); H01M 4/13 (2013.01); H01M 4/131 (2013.01); H01M 4/133 (2013.01); H01M 4/139 (2013.01); H01M 4/1391 (2013.01); H01M 4/1393 (2013.01); H01M 4/505 (2013.01); H01M 4/525 (2013.01); H01M 10/052 (2013.01); H01M 2004/027 (2013.01); H01M 2004/028 (2013.01);
Abstract
An electrode for a nonaqueous electrolyte secondary battery includes an electrode mixture layer. The electrode mixture layer contains a hollow active material particle and a needle-shaped filler having a through-hole that extends through the needle-shaped filler in a longitudinal direction. The needle-shaped filler is arranged on surfaces of the hollow active material particle.