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. 27, 2022
Filed:
Sep. 05, 2019
Applicant:
Dexerials Corporation, Tokyo, JP;
Inventor:
Junichi Sugawara, Tokyo, JP;
Assignee:
Dexerials Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02F 1/13363 (2006.01); G02F 1/1335 (2006.01); G02B 1/118 (2015.01); G02B 1/115 (2015.01); G02B 5/30 (2006.01);
U.S. Cl.
CPC ...
G02F 1/13363 (2013.01); G02B 1/115 (2013.01); G02B 1/118 (2013.01); G02B 5/3008 (2013.01); G02F 1/133528 (2013.01);
Abstract
Provided is an optical element which significantly reduces arrangement space, has superior durability, and also enables increased costs to be curbed. Functions of a polarizer and a phase difference compensation element are integrated. Specifically, the optical element has a transparent substrate, and a polarizer on one side of the transparent substrate, and has a phase difference compensation element on a side of the transparent substrate opposite from the polarizer.