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:
Jul. 04, 2023
Filed:
Mar. 20, 2018
Samsung Display Co., Ltd., Yongin-si, KR;
Hoikwan Lee, Suwon-si, KR;
Cheolmin Park, Hwaseong-si, KR;
Eun-Kyung Yeon, Suwon-si, KR;
Jeongseok Lee, Osan-si, KR;
Seungho Kim, Asan-si, KR;
SAMSUNG DISPLAY CO., LTD., Yongin-si, KR;
Abstract
A method of manufacturing a window member includes performing a first reinforcement operation including performing a first ion-exchange treatment on an initial window member. The first ion-exchange treatment includes applying ion salts at a temperature equal to or greater than a first temperature of about 500° C. A stress relief operation includes performing a heat treatment and/or a salt treatment on the initial window member to which the first reinforcement operation is performed. A second reinforcement operation includes performing a second ion-exchange treatment on the initial window member to which the stress relief operation is performed.