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:
May. 14, 2024
Filed:
Jun. 10, 2021
Applicant:
Panasonic Corporation, Osaka, JP;
Inventors:
Tsutomu Kawashima, Nara, JP;
Yoko Yamamoto, Osaka, JP;
Miyuki Yoshimoto, Osaka, JP;
Koji Ogawa, Osaka, JP;
Assignee:
PANASONIC HOLDINGS CORPORATION, Osaka, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 4/88 (2006.01); H01M 4/86 (2006.01); H01M 8/10 (2016.01); H01M 8/1004 (2016.01);
U.S. Cl.
CPC ...
H01M 4/8807 (2013.01); H01M 4/8652 (2013.01); H01M 4/8817 (2013.01); H01M 8/1004 (2013.01); H01M 4/8663 (2013.01); H01M 2008/1095 (2013.01);
Abstract
A gas diffusion layer includes: a conductive particle; and a fluororesin, and the fluororesin includes a first fiber having a first average fiber diameter and a second fiber having a second average fiber diameter different from the first average fiber diameter.