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. 17, 2012
Filed:
Oct. 26, 2006
Peter J. Schmidt, Aachen, DE;
Joerg Meyer, Aachen, DE;
Walter Mayr, Alsdorf, DE;
Wolfgang Busselt, Roetgen, DE;
Hans-helmut Bechtel, Roetgen, DE;
Peter J. Schmidt, Aachen, DE;
Joerg Meyer, Aachen, DE;
Walter Mayr, Alsdorf, DE;
Wolfgang Busselt, Roetgen, DE;
Hans-Helmut Bechtel, Roetgen, DE;
Koninklijke Philips Electronics N.V., Eindhoven, NL;
Abstract
A light emitting device with a light source to emit primary light and a light conversion layer to convert at least a part of the primary light into secondary light includes a CaAlSiN light converting material with a transmissivity of ≧10% to ≦80% for a light in the wavelength range from ≧580 to ≦1000 nm.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile