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. 09, 2020
Filed:
Nov. 28, 2018
Applicant:
Agc Inc., Chiyoda-ku, JP;
Inventors:
Atsushi Inoue, Tokyo, JP;
Yasuhiro Inoue, Tokyo, JP;
Takeaki Ono, Tokyo, JP;
Kyohei Hashimoto, Tokyo, JP;
Assignee:
AGC INC., Chiyoda-ku, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G02F 1/1333 (2006.01); G09F 9/00 (2006.01); C03C 19/00 (2006.01); C03C 21/00 (2006.01); G02B 1/11 (2015.01); G02F 1/1335 (2006.01);
U.S. Cl.
CPC ...
G02F 1/133308 (2013.01); C03C 19/00 (2013.01); C03C 21/00 (2013.01); G02B 1/11 (2013.01); G02F 1/133502 (2013.01); G09F 9/00 (2013.01); C09J 2203/318 (2013.01); G02F 2001/133331 (2013.01); G02F 2202/28 (2013.01);
Abstract
A cover glass for covering a display panel of a display device, includes a front surface not to be faced to the display panel, a back surface to be faced the display panel, a front-side chamfered part which is a chamfered part on the side of the front surface, and a back-side chamfered part which is a chamfered part on the side of the back surface. The front-side chamfered part has a surface roughness Ra of more than 100 nm. The back-side chamfered part has a surface roughness Ra of 100 nm or less.