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:
Jun. 04, 2013
Filed:
Sep. 13, 2010
Applicants:
Jeffrey A. Babcock, Santa Clara, CA (US);
Peter J. Hopper, San Jose, CA (US);
Yuri Mirgorodski, Sunnyvale, CA (US);
Inventors:
Jeffrey A. Babcock, Santa Clara, CA (US);
Peter J. Hopper, San Jose, CA (US);
Yuri Mirgorodski, Sunnyvale, CA (US);
Assignee:
National Semiconductor Corporation, Santa Clara, CA (US);
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01N 27/12 (2006.01);
U.S. Cl.
CPC ...
Abstract
A semiconductor-based gas detector enhances the collection of gas molecules and also provides a self-contained means for removing collected gas molecules by utilizing one or more electric fields to transport the gas molecules to and away from a metallic material that has a high permeability to the gas molecules.