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. 12, 2021
Filed:
Sep. 25, 2018
Dexerials Corporation, Tokyo, JP;
Takahiro Kimura, Tokyo, JP;
Dexerials Corporation, Tokyo, JP;
Abstract
To provide a polarizing plate capable of improving durability of a polarizing plate and productivity of an optical apparatus, a polarizing plate manufacturing method, and an optical apparatus. Provided is a polarizing plate with a wire grid structure, including: a transparent substrate; and a grid-shaped convex portion arranged on the transparent substrate on one surface side of the polarizing plate at a pitch shorter than a wavelength of light of a use band and extending in a predetermined direction, wherein one surface of the polarizing plate is provided with a water-repellent layer covering a surface of the grid-shaped convex portion, and wherein a side surface of the polarizing plate is not provided with the water-repellent layer.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile