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. 11, 2012
Filed:
May. 01, 2009
Applicants:
Hideo Iizuka, Ann Arbor, MI (US);
Nader Engheta, Berwyn, PA (US);
Inventors:
Hideo Iizuka, Ann Arbor, MI (US);
Nader Engheta, Berwyn, PA (US);
Assignees:
Toyota Motor Engineering and Manufacturing North America, Inc., Erlanger, KY (US);
The Trustees of the University of Pennsylvania, Philadelphia, PA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02B 5/18 (2006.01);
U.S. Cl.
CPC ...
Abstract
A grating structure for splitting light. The grating structure including alternating ridges and grooves. The ridges and grooves are configured such that the grating directs p-polarization components of incident light to the −1order diffraction mode and s-polarization components of incident light to the 0order diffraction mode.