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.

Date of Patent:
Oct. 27, 2026

Filed:

Mar. 24, 2023
Applicant:

Nok Corporation, Tokyo, JP;

Inventors:

Hajime Yui, Fujisawa, JP;

Shigeru Watanabe, Fujisawa, JP;

Takeshi Masaka, Kikugawa, JP;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01M 8/0282 (2016.01); H01M 8/021 (2016.01); H01M 8/0254 (2016.01);
U.S. Cl.
CPC ...
H01M 8/0282 (2013.01); H01M 8/021 (2013.01); H01M 8/0254 (2013.01);
Abstract

A gasket includes a first separator having a first bead, and a second separator superposed with the first separator and having a second bead formed at a position opposite to the first bead, wherein the first separator further has a first protrusion disposed close to the first bead and protruding from a first separator front surface in the same direction as the protruding direction of the first bead, and the second separator further has a second protrusion disposed close to the second bead, protruding from a second separator rear surface in a direction opposite to the protruding direction of the second bead, and fittable to the first protrusion.


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Yui, Hajime. (2026). Gasket for fuel cell (U.S. Patent No. 12776498). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12776498

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