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:
Sep. 02, 2008
Filed:
May. 05, 2001
Applicants:
Ping Liu, San Diego, CA (US);
C. Edwin Tracy, Golden, CO (US);
J. Roland Pitts, Lakewood, CO (US);
R. Davis Smith, Ii, Golden, CO (US);
Se-hee Lee, Lakewood, CO (US);
Inventors:
Ping Liu, San Diego, CA (US);
C. Edwin Tracy, Golden, CO (US);
J. Roland Pitts, Lakewood, CO (US);
R. Davis Smith, II, Golden, CO (US);
Se-Hee Lee, Lakewood, CO (US);
Assignee:
Midwest Research Institute, Kansas City, MO (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01N 33/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A sensor structure for chemochromic optical detection of hydrogen gas over a wide response range, that exhibits stability during repeated coloring/bleaching cycles upon exposure and removal of hydrogen gas, comprising: a glass substrate (); a vanadium oxide layer () coated on the glass substrate; and a palladium layer () coated on the vanadium oxide layer.