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:
Aug. 05, 2025
Filed:
Jul. 23, 2024
Applicant:
Hella Saturnus Slovenija D.o.o., Ljubljana, SI;
Inventors:
Andrej Wagner, Ljubljana, SI;
Janze Bebar, Celje, SI;
Marusa Vek, Kamnik, SI;
Marko Virsek, Grosuplje, SI;
Matevz Smuc, Ljubljana, SI;
Assignee:
Hella Saturnus Slovenija d.o.o., Ljubljana, SI;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F21S 43/20 (2018.01); F21S 43/14 (2018.01); F21W 103/60 (2018.01); F21Y 115/10 (2016.01);
U.S. Cl.
CPC ...
F21S 43/2815 (2024.05); F21S 43/14 (2018.01); F21S 43/26231 (2024.05); F21S 43/2817 (2024.05); F21W 2103/60 (2018.01); F21Y 2115/10 (2016.08);
Abstract
A dia for an automotive dia projection system has a transparent substrate with an opaque coating in portions thereof, thereby forming a binary pattern for projection. The pattern features a dither noise microstructure, such that an associated image is projectable giving the perception of a greyscale image to the human viewer.