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:
May. 17, 2022
Filed:
Dec. 13, 2017
Sony Corporation, Tokyo, JP;
Nobuhiro Suzuki, Kanagawa, JP;
Daisuke Tsukuda, Kanagawa, JP;
SONY CORPORATION, Tokyo, JP;
Abstract
An optical device that includes a light guide plate, a first deflection means, arranged on at least one of a first surface or a second surface of the light guide plate, that deflects light incident on the light guide plate to cause the light incident on the light guide plate to be totally reflected inside the light guide plate, and a second deflection means, arranged on at least one of the first surface or the second surface of the light guide plate, that deflects the light propagated inside the light guide plate by total reflection to cause the light propagated inside the light guide plate by total reflection to be emitted from the light guide plate. The light guide plate further includes a substrate including a first surface and a second surface facing the first surface, a first planarizing film, formed on the first surface of the substrate, containing an organic material, and a second planarizing film, formed on the second surface of the substrate, containing an organic material. The substratecan contain a resin material.