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:
Dec. 28, 2021
Filed:
Mar. 27, 2020
Applicant:
Marelli Automotive Lighting Italy S.p.a., Venaria Reale, IT;
Inventors:
Assignee:
Marelli Automotive Lighting Italy S.p.A., Venaria Reale, IT;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01R 31/52 (2020.01); B60Q 1/02 (2006.01); G01R 31/26 (2020.01);
U.S. Cl.
CPC ...
G01R 31/52 (2020.01); B60Q 1/02 (2013.01); G01R 31/2635 (2013.01);
Abstract
Automotive lighting unit is provided that includes a lighting device equipped with one or more OLED light sources, and an electronic device configured to determine a malfunctioning condition of an OLED light source. The electronic device is suitable to determine a leakage resistance of the OLED light source and determines a malfunctioning condition of the OLED light source based on the leakage resistance.