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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.:

US 12176520 B1

PDFFull Text
Date of Patent:
Dec. 24, 2024

Filed:

Sep. 12, 2018

Positive electrode active material, method for producing positive electrode active material, positive electrode, and secondary battery

Applicant:

Sanoh Industrial Co., Ltd., Tokyo, JP;

Inventors:

Yoshiyuki Arai, Ibaraki, JP;

Kazuyuki Sugita, Ibaraki, JP;

Atsushi Honda, Ibaraki, JP;

Yuichiro Takimoto, Ibaraki, JP;

Hideki Kurihara, Saitama, JP;

Masashi Inamoto, Saitama, JP;

Kyousuke Doumae, Fukui, JP;

Assignee:

Sanoh Industrial Co., Ltd., Tokyo, JP;

Attorney:

Calfee, Halter & Griswold LLP

Primary Examiner:

Yoshitoshi Takeuchi

Int. Cl.
CPC ...
C01G 31/02 (2006.01); H01M 4/04 (2006.01); H01M 4/131 (2010.01); H01M 4/133 (2010.01); H01M 4/1391 (2010.01); H01M 4/1393 (2010.01); H01M 4/36 (2006.01); H01M 4/525 (2010.01); H01M 10/0525 (2010.01); H01M 10/054 (2010.01); H01M 4/02 (2006.01);
U.S. Cl.
CPC ...
H01M 4/364 (2013.01); H01M 4/0471 (2013.01); H01M 4/131 (2013.01); H01M 4/133 (2013.01); H01M 4/1391 (2013.01); H01M 4/1393 (2013.01); H01M 4/525 (2013.01); H01M 10/0525 (2013.01); H01M 10/054 (2013.01); H01M 2004/028 (2013.01);
Abstract

The invention discloses a positive electrode active material for a magnesium secondary battery or lithium ion secondary battery, including: a particle including a nucleus and a crystal of vanadium oxide grown from the nucleus as a starting point and having a maximum length of 5 μm or less in the major axis direction.

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Arai, Yoshiyuki. (2024). Positive electrode active material, method for producing positive electrode active material, positive electrode, and secondary battery (U.S. Patent No. 12176520). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12176520

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