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 8178259 B1

PDF
Full Text
Expired
Date of Patent:
May. 15, 2012

Filed:

Feb. 09, 2010
Applicants:

Po-ya Abel Chuang, Victor, NY (US);

Wenbin Gu, Pittsford, NY (US);

Inventors:

Po-Ya Abel Chuang, Victor, NY (US);

Wenbin Gu, Pittsford, NY (US);

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01M 4/02 (2006.01);
U.S. Cl.
CPC ...
Abstract

A gas diffusion media is described. The gas diffusion media comprises a conductive porous substrate; and a microporous layer; wherein a cathode effective transport length is in a range of about 700 to about 1900 μm; wherein an overall thermal resistance is in a range of about 1.8 to about 3.8 cm-K/W; and wherein a ratio of the cathode effective transport length to an anode effective transport length is greater than about 2.


Find Patent Forward Citations

Chuang, Po-Ya. (2012). Optimized gas diffusion media to improve fuel cell performance (U.S. Patent No. 8178259). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/8178259

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