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:
Jul. 13, 2021
Filed:
Mar. 16, 2017
Applicant:
Osram Opto Semiconductors Gmbh, Regensburg, DE;
Inventors:
Roland Enzmann, Gelugor, MY;
Hubert Halbritter, Dietfurt-Toeging, DE;
Adrian Stefan Avramescu, Regensburg, DE;
Thomas Hager, Massing, DE;
Georg Roßbach, Regensburg, DE;
Assignee:
OSRAM OLED GmbH, Regensburg, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G02B 5/18 (2006.01); G02B 27/09 (2006.01);
U.S. Cl.
CPC ...
G02B 5/18 (2013.01); G02B 5/1847 (2013.01); G02B 27/0916 (2013.01); G02B 27/0944 (2013.01);
Abstract
A diffractive optical element includes a carrier and a plurality of nano- or micro-scale rods arranged above a top side of the carrier, wherein the rods are arranged parallel to one another in a regular grid arrangement. A method of producing a diffractive optical element includes providing a carrier and epitaxially growing a plurality of mutually parallel nano- or micro-scale rods in a regular gird arrangement above a top side of the carrier.