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. 13, 2026
Filed:
Jan. 10, 2025
Hannstar Display Corporation, Taipei City, TW;
Yu-Chi Chiao, Taipei City, TW;
Shih Wei Chen, Taipei City, TW;
Chih-Yen Chen, Taipei City, TW;
Chia-Lin Liu, Taipei City, TW;
Chin-Hui Chen, Taipei City, TW;
HannStar Display Corporation, Taipei City, TW;
Abstract
A display apparatus including a reflective display panel, a light guide plate, a first light source and a plurality of optical microstructures is provided. The light guide plate is disposed on one side of a display surface of the reflective display panel and has a first surface facing the display surface and a first light incident surface connected to the first surface. The first light source is disposed on one side of the first light incident surface of the light guide plate. The optical microstructures are disposed on a second surface of the light guide plate. Each of the plurality of optical microstructures has a plane parallel to the second surface. An included angle between an extension direction of each of the plurality of optical microstructures and the first light incident surface is greater than or equal to 45 degrees and less than or equal to 90 degrees.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile