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. 26, 2012
Filed:
Apr. 21, 2009
Applicants:
Byron Taylor, Tucson, AZ (US);
Michael Schaub, Tucson, AZ (US);
David Jenkins, Tucson, AZ (US);
Inventors:
Assignee:
Raytheon Company, Waltham, MA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F41G 7/22 (2006.01); F42B 15/01 (2006.01); F41G 7/00 (2006.01); F42B 15/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A guidance system may include an optical system to focus incident radiation onto a detector configured to generate at least one guidance signal in response to the focused incident radiation. The optical system may include a first lens having a first side and a second side, the first side consisting of a Fresnel lens formed on a generally convex surface and the second side being generally planar.