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:
Nov. 07, 2023
Filed:
May. 26, 2020
Applicant:
Kabushiki Kaisha Toshiba, Minato-ku, JP;
Inventors:
Wataru Uno, Yokohama, JP;
Yasuyuki Hotta, Ota, JP;
Shinsuke Matsuno, Minato, JP;
Norio Takami, Yokohama, JP;
Assignee:
Kabushiki Kaisha Toshiba, Minato-ku, JP;
Primary Examiner:
Int. Cl.
CPC ...
H01M 50/446 (2021.01); H01M 50/449 (2021.01);
U.S. Cl.
CPC ...
H01M 50/446 (2021.01); H01M 50/449 (2021.01);
Abstract
A separator includes an inorganic particle layer including an inorganic particle, a polymeric binder and a fiber substance. A mass ratio of the fiber substance with respect to a total mass of the inorganic particle, the polymeric binder and the fiber substance is 0.1 mass % or more and 40 mass % or less.