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:
Jan. 24, 2017
Filed:
Aug. 03, 2012
Grace D. Metcalfe, Bethesda, MD (US);
Michael Wraback, Germantown, MD (US);
Andrew Clare Strikwerda, Jamaica Plain, MA (US);
Richard Douglas Averitt, Newton, MA (US);
Kebin Fan, Boston, MA (US);
Xin Zhang, Medford, MA (US);
Grace D. Metcalfe, Bethesda, MD (US);
Michael Wraback, Germantown, MD (US);
Andrew Clare Strikwerda, Jamaica Plain, MA (US);
Richard Douglas Averitt, Newton, MA (US);
Kebin Fan, Boston, MA (US);
Xin Zhang, Medford, MA (US);
The United States of America as represented by the Secretary of the Army, Washington, DC (US);
Abstract
A reflection-mode waveplate for operation in the terahertz region by shifting the phase between two perpendicular polarization components of the light wave, comprising a ground plane; an array of polygonal unit cells; the polygonal unit cells comprising a polymer positioned between the ground plane and the exterior of the array of polygonal patches.