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. 14, 2012
Filed:
Jan. 16, 2008
Applicants:
Lars Rene Christian Waumans, Eindhoven, NL;
Lingli Wang, Bad Kreuznach, NL;
Inventors:
Lars Rene Christian Waumans, Eindhoven, NL;
Lingli Wang, Bad Kreuznach, NL;
Assignee:
Koninklijke Philips Electronics N.V., Eindhoven, NL;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F21S 19/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
The invention provides a lighting device comprising at least one lamp and at least one OLED which are arranged to generate light, wherein the at least one OLED is arranged to transmit at least part of the light generated by the at least one lamp. The lighting device of the invention may advantageously provide the option of providing two types of light, namely, 'normal' of the lamp, which can be used for e.g. illumination purposes, and OLED light of the OLED, which can be used for lumination purposes.