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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.:

US 12630456 B1

PDFFull Text
Date of Patent:
May. 19, 2026

Filed:

Aug. 03, 2023

Method of manufacturing sapphire cover window and sapphire cover window manufactured thereby

Applicant:

Uti Inc., Yesan-gun, KR;

Inventors:

Jae Young Hwang, Yesan-gun, KR;

Hak Chul Kim, Yesan-gun, KR;

Hyunho Kim, Yesan-gun, KR;

Yong Bae Na, Yesan-gun, KR;

Assignee:

UTI INC, Yesan-gun, KR;

Attorney:

Stein IP, LLC

Primary Examiner:

Alison L Hindenlang

Assistant Examiner:

Christopher Paul Daigler

Int. Cl.
CPC ...
C03B 33/02 (2006.01); B23K 26/0622 (2014.01); B23K 26/364 (2014.01); B23K 26/402 (2014.01); C03B 33/04 (2006.01); C03C 15/00 (2006.01); B23K 103/00 (2006.01);
U.S. Cl.
CPC ...
C03B 33/0222 (2013.01); B23K 26/0624 (2015.10); B23K 26/364 (2015.10); B23K 26/402 (2013.01); C03B 33/04 (2013.01); C03C 15/00 (2013.01); B23K 2103/52 (2018.08);
Abstract

Proposed are a method of manufacturing a sapphire cover window, which includes: preparing a sapphire wafer; forming a cell edge processing portion on the sapphire wafer with a laser beam; forming an etched portion on the sapphire wafer by selectively performing wet etching on the cell edge processing portion; and separating a cell from the sapphire wafer by compressing the sapphire wafer on which the etched portion are formed, and a sapphire cover window manufactured thereby.

Find Patent Forward Citations

Quick Actions:

Hwang, Jae. (2026). Method of manufacturing sapphire cover window and sapphire cover window manufactured thereby (U.S. Patent No. 12630456). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12630456

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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