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:
Oct. 31, 2023
Filed:
Apr. 07, 2017
Applicant:
Ledvance Gmbh, Garching bei Munich, DE;
Inventors:
Tony Albrecht, Bad Abbach, DE;
Markus Hofmann, Bad Abbach, DE;
Assignee:
LEDVANCE GMBH, Garching bei Munich, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H05B 35/00 (2006.01); F21K 9/232 (2016.01); H05B 45/00 (2022.01); F21Y 113/20 (2016.01); F21Y 115/10 (2016.01);
U.S. Cl.
CPC ...
H05B 35/00 (2013.01); F21K 9/232 (2016.08); H05B 45/00 (2020.01); F21Y 2113/20 (2016.08); F21Y 2115/10 (2016.08); Y02B 20/30 (2013.01);
Abstract
A light fixture having at least one LED and at least one filament, wherein the at least one filament is connected in series to the at least one LED. A current supplied to the at least one LED in the light fixture is regulated by the electrical properties of the at least one filament. Thus the at least one LED in the light fixture can be run without an electrical driver.