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:
Sep. 09, 2025
Filed:
Aug. 17, 2022
Applicant:
Stmicroelectronics (Crolles 2) Sas, Crolles, FR;
Inventors:
Assignee:
STMicroelectronics (Crolles 2) SAS, Crolles, FR;
Primary Examiner:
Int. Cl.
CPC ...
G02B 5/02 (2006.01);
U.S. Cl.
CPC ...
G02B 5/0278 (2013.01); G02B 5/0242 (2013.01); G02B 5/0268 (2013.01);
Abstract
The present description concerns an optical diffuser including a first layer having an electrically-conductive track formed therein, and a second layer, having the first layer resting thereon resting thereon, and having at least two electrically-conductive pillars extending across the entire thickness of the second layer formed therein. The second layer includes at least one first region located under the conductive track comprising no pillar.