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:
Jun. 30, 2020
Filed:
Apr. 16, 2019
Corning Incorporated, Corning, NY (US);
James Patrick Hamilton, Horseheads, NY (US);
Karl William Koch, III, Elimira, NY (US);
Aize Li, Painted Post, NY (US);
Jonathan Michael Mis, Horseheads, NY (US);
Vasudha Ravichandran, Painted Post, NY (US);
Nicholas James Smith, Port Matilda, PA (US);
Christine Coulter Wolcott, Horseheads, NY (US);
Ruchirej Yongsunthon, Painted Post, NY (US);
CORNING INCORPORATED, Corning, NY (US);
Abstract
A substrate with a textured surface is disclosed. The substrate may be, for example, a light emitter comprising a light guide, for example a backlight element for use in a display device, wherein a surface of the light guide, for example a glass substrate, is configured to have a textured surface with a predetermined RMS roughness and a predetermined correlation length of the texture. A plurality of light scatter suppressing features can be provided on the textured surface. Textured surfaces disclosed herein may be effective to reduce electrostatic charging of the substrate surface. Methods of producing the textured surface are also disclosed.