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:
Nov. 24, 2015
Filed:
Apr. 11, 2011
Applicants:
Ronald Reindert Drenten, Eindhoven, NL;
Marcellus Jacobus Johannes Van Der Lubbe, Best, NL;
Inventors:
Ronald Reindert Drenten, Eindhoven, NL;
Marcellus Jacobus Johannes Van der Lubbe, Best, NL;
Assignee:
KONINKLIJKE PHILIPS N.V., Eindhoven, NL;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F21V 9/16 (2006.01); F21K 99/00 (2010.01); F21Y 101/02 (2006.01);
U.S. Cl.
CPC ...
F21V 9/16 (2013.01); F21K 9/56 (2013.01); F21K 9/135 (2013.01); F21Y 2101/025 (2013.01);
Abstract
A lighting device includes a laser providing high brightness coherent light and a light scattering element having luminescent material adapted for converting part of the light from the laser into a different wavelength, and transmitting and scattering part of the light from the laser without conversion. The lighting device may be used as the a light source in a lamp bulb or other light emission device.