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:
Jun. 07, 2022
Filed:
Feb. 18, 2020
Signify Holding B.v., Eindhoven, NL;
Christoph Gerard August Hoelen, Valkenswaard, NL;
Ties Van Bommel, Horst, NL;
Rifat Ata Mustafa Hikmet, Eindhoven, NL;
Johannes Petrus Maria Ansems, Hulsel, NL;
Robert Jacob Pet, Waalre, NL;
SIGNIFY HOLDING B.V., Eindhoven, NL;
Abstract
The invention provides a lighting device () comprising (i) a plurality of elongated filaments () and (ii) an optical element (), wherein: —each elongated filament () comprises a support () and a plurality of solid state light sources (), wherein the elongated filament () has a first axis of elongation () having a first length (L), wherein the elongated filament () is configured to generate filament light () over at least part of the first length (L); and—the optical element () comprises a plurality of facets (), wherein the optical element () has a second axis of elongation () having a second length (L), wherein the optical element () has a non-circular cross-section perpendicular to the second axis of elongation (), wherein the optical element () is configured between at least two of the plurality of elongated filaments (), and wherein the optical element () is configured to redirect at least part of the filament light ().