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. 11, 2025
Filed:
Dec. 28, 2020
Applicant:
Sanyo Electric Co., Ltd., Osaka, JP;
Inventor:
Nobuo Iwatsuki, Hyogo, JP;
Assignee:
SANYO Electric Co., Ltd., Osaka, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01N 21/59 (2006.01); H01M 10/42 (2006.01); H01M 10/48 (2006.01); H01M 50/342 (2021.01); H01M 50/512 (2021.01);
U.S. Cl.
CPC ...
G01N 21/59 (2013.01); H01M 10/4228 (2013.01); H01M 10/48 (2013.01); H01M 50/3425 (2021.01); H01M 50/512 (2021.01);
Abstract
Battery module includes: a battery stack in which a plurality of batteries provided with a valve that ejects gas are stacked in a first direction; a discharge path that discharges gas ejected from the valve in a second direction intersecting the first direction; light emitter that is provided on one end in the first direction of the battery stack and emits light to the discharge path; and light receiver that is provided on another end in the first direction of the battery stack and receives the light emitted from light emitter.