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. 19, 2025
Filed:
Nov. 21, 2023
Meta Platforms Technologies, Llc, Menlo Park, CA (US);
Xi Wu, Redmond, WA (US);
Nicholas John Diorio, Jr., Duvall, WA (US);
Gareth John Valentine, Kirkland, WA (US);
Kai-Han Chang, Troy, MI (US);
Chenrun Feng, Kent, OH (US);
Afsoon Jamali, Issaquah, WA (US);
Francis Lawrence Leard, Sudbury, MA (US);
Jasmine Soria Sears, Portland, OR (US);
Olga Vladimirovna Barykina-Tassa, San Mateo, CA (US);
Meta Platforms Technologies, LLC, Menlo Park, CA (US);
Abstract
An optical device includes a first set of one or more electrodes, a second set of one or more electrodes distinct and separate from the first set of one or more electrodes, and a medium that includes liquid crystal physical gel. The medium is located between the first set of one or more electrodes and the second set of one or more electrodes. The optical device may operate as an optical dimming device, which may be used in head-mounted display devices or as dimmable windows or shutters.