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. 30, 2025
Filed:
Jun. 26, 2020
Dexerials Corporation, Shimotsuke, JP;
Dexerials Corporation, Shimotsuke, JP;
Abstract
To provide a polarization element having good polarization properties and excellent in heat dissipation property and manufacturing costs. In order to solve the above problem, a polarization elementof the present disclosure includes a substratemade of a transparent inorganic material; a grid structural bodywhich is made of a transparent material, and includes a base portionprovided along a surface of the substrateand protruding portionsprotruding from the base portionin a grid; and an optical functional layerwhich is formed on the protruding portions, and includes an absorptive layer for absorbing light, a reflective layer for reflecting light, or a multilayer having at least the absorptive layer and the reflective layer.