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:
Apr. 08, 2014
Filed:
Jul. 21, 2011
Applicants:
John Adam Edmond, Cary, NC (US);
David Beardsley Slater, Jr., Durham, NC (US);
Jayesh Bharathan, Cary, NC (US);
Matthew Donofrio, Raleigh, NC (US);
Inventors:
John Adam Edmond, Cary, NC (US);
David Beardsley Slater, Jr., Durham, NC (US);
Jayesh Bharathan, Cary, NC (US);
Matthew Donofrio, Raleigh, NC (US);
Assignee:
Cree, Inc., Durham, NC (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 33/00 (2010.01);
U.S. Cl.
CPC ...
Abstract
A high efficiency Group III nitride light emitting diode is disclosed. The diode includes a substrate selected from the group consisting of semiconducting and conducting materials, a Group III nitride-based light emitting region on or above the substrate, and, a lenticular surface containing silicon carbide on or above the light emitting region, and extending to said light emitting region.