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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.:

US 11271141 B1

PDFFull Text
Date of Patent:
Mar. 08, 2022

Filed:

Nov. 26, 2018

Light-emitting device with wavelenght conversion layer having quantum dots

Applicant:

Osram Opto Semiconductors Gmbh, Regensburg, DE;

Inventors:

Maria J. Anc, Groveland, MA (US);

Darshan Kundaliya, Middleton, MA (US);

Madis Raukas, Lexington, MA (US);

David O'Brien, Portland, OR (US);

Assignee:

OSRAM OPTO SEMICONDUCTORS GMBH, Regensburg, DE;

Attorney:

Slater Matsil, LLP

Primary Examiner:

Sheng-Bai Zhu

Int. Cl.
CPC ...
H01L 33/50 (2010.01); H01L 33/00 (2010.01); H01L 33/22 (2010.01); H01L 33/54 (2010.01);
U.S. Cl.
CPC ...
H01L 33/505 (2013.01); H01L 33/0066 (2013.01); H01L 33/22 (2013.01); H01L 33/54 (2013.01); H01L 33/502 (2013.01); H01L 2933/0041 (2013.01);
Abstract

A light-emitting device including a light-emitting semiconductor chip having a semiconductor layer sequence having at least one light-emitting semiconductor layer and a light-outcoupling surface, the light-emitting device further including a wavelength conversion layer arranged on the light-outcoupling surface, the wavelength conversion layer including quantum dots.

Find Patent Forward Citations

Anc, Maria. (2022). Light-emitting device with wavelenght conversion layer having quantum dots (U.S. Patent No. 11271141). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/11271141

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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