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:
Nov. 10, 2026
Filed:
Nov. 11, 2024
Hannstar Display Corporation, Taipei City, TW;
HannStar Display Corporation, Taipei City, TW;
Abstract
A reflective display panel including a first substrate, a second substrate, a liquid crystal layer, a pixel driving layer and a polarizer is provided. The first substrate and the second substrate are arranged to be overlapped with each other. The liquid crystal layer is disposed between the first substrate and the second substrate. The pixel driving layer is disposed on the first substrate and is provided with a reflective layer. The polarizer is disposed on a side of the liquid crystal layer facing away from the reflective layer and overlaps the liquid crystal layer. A maximum phase retardation of the liquid crystal layer is greater than or equal to 85 nm and less than or equal to 115 nm. A single hue b* of the polarizer is greater than or equal to 0 and less than or equal to 3.5.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile