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. 21, 2010
Filed:
Mar. 15, 2007
Applicants:
Brian T. Cunningham, Champaign, IL (US);
Dennis W. Dobbs, Boulder, CO (US);
Inventors:
Brian T. Cunningham, Champaign, IL (US);
Dennis W. Dobbs, Boulder, CO (US);
Assignee:
The Board of Trustees of the University of Illinois, Urbana, IL (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02C 7/10 (2006.01); G02F 1/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
The present invention provides photonic crystal devices, device components and methods for preventing transmission of electromagnetic radiation from one or more laser sources or laser modes so as to provide an optical shield for protecting a users eyes or an optical sensor. The present invention also provides dynamic photonic crystals and devices incorporating dynamic photonic crystals for optically modulating the intensity of one or more beams of electromagnetic radiation and other optical switching applications.