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. 01, 2019
Filed:
Nov. 29, 2017
Optrel Holding Ag, Appenzell, CH;
Ramon Hofer Kraner, Herisau, CH;
Martin Esposito, Rapperswil, CH;
Jonathan Heusser, Uerikon, CH;
Yang Sheng, Wattwil, CH;
Marco Landolt, Näfels, CH;
Daniel Bloechinger, Gallenkappel, CH;
Optrel Holding AG, Appenzell, CH;
Abstract
An optical glare protection filter for a glare protection device includes at least one liquid-crystal cell with at least one liquid-crystal layer and at least one first electrode layer for orienting crystal molecules of the at least one liquid-crystal layer, and with at least one first contact element for electrically contacting the at least one first electrode layer. The optical glare protection filter may also include at least one second contact element for electrically contacting the at least one first electrode layer, which is substantially spaced apart from the first contact element.