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:
Feb. 21, 2017
Filed:
Aug. 23, 2012
Korbinian Perzlmaier, Regensburg, DE;
Kai Gehrke, Regensburg, DE;
Robert Walter, Parsberg, DE;
Karl Engl, Pentling, DE;
Guido Weiss, Regensburg, DE;
Markus Maute, Alteglofsheim, DE;
Stefanie Rammelsberger, Zeitlarn, DE;
Korbinian Perzlmaier, Regensburg, DE;
Kai Gehrke, Regensburg, DE;
Robert Walter, Parsberg, DE;
Karl Engl, Pentling, DE;
Guido Weiss, Regensburg, DE;
Markus Maute, Alteglofsheim, DE;
Stefanie Rammelsberger, Zeitlarn, DE;
Abstract
A light emitting diode chip includes a semiconductor layer sequence having an active layer that generates electromagnetic radiation, wherein the light emitting diode chip has a radiation exit area at a front side, the light emitting diode chip has a mirror layer at least in regions at a rear side situated opposite the radiation exit area, said mirror layer containing silver, a protective layer is arranged on the mirror layer, and the protective layer comprises a transparent conductive oxide.