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. 09, 2025
Filed:
Sep. 05, 2023
Meta Platforms Technologies, Llc, Menlo Park, CA (US);
Chenrun Feng, Kent, OH (US);
Olga Vladimirovna Barykina-Tassa, San Mateo, CA (US);
Afsoon Jamali, Issaquah, WA (US);
Jonathan William Onorato, Seattle, WA (US);
Jasmine Soria Sears, Portland, OR (US);
Gareth Valentine, Kirkland, WA (US);
Xi Wu, Redmond, WA (US);
Meta Platforms Technologies, LLC, Menlo Park, CA (US);
Abstract
An optical device includes a first electrode and a medium that includes ferroelectric liquid crystals and chiral dopants. The medium is located adjacent to the first electrode. The optical device may also include a second electrode distinct and separate from the first electrode. The optical device may be used as an optical dimming device, controlling an amount light passing through the optical device based on a voltage gradient provided to the optical device.