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:
Dec. 17, 2013
Filed:
Mar. 20, 2008
Zuhair A. Munir, Davis, CA (US);
Sangtae Kim, Davis, CA (US);
Umberto Anselmi-tamburini, Davis, CA (US);
Manfred Martin, Wuerselen, DE;
Zuhair A. Munir, Davis, CA (US);
Sangtae Kim, Davis, CA (US);
Umberto Anselmi-Tamburini, Davis, CA (US);
Manfred Martin, Wuerselen, DE;
The Regents of the University of California, Oakland, CA (US);
Abstract
The present invention provides a proton conducting thin film having a dense nanometric ceramic material with a relative density of at least about 90% and a grain size of less than about 30 nm, wherein the proton conducting thin film is capable of operating at temperatures of less than about 100° C. in the presence of water vapor. The present invention also provides an electrochemical device using the proton conducting thin film, and a method of making the proton conducting thin film.