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.

Date of Patent:
Dec. 27, 2016

Filed:

Apr. 10, 2014
Applicant:

Japan Display Inc., Tokyo, JP;

Inventor:

Eisuke Hatakeyama, Tokyo, JP;

Assignee:

Japan Display Inc., Tokyo, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02F 1/1339 (2006.01); H01L 27/12 (2006.01); G02F 1/1333 (2006.01);
U.S. Cl.
CPC ...
G02F 1/13394 (2013.01); G02F 1/133351 (2013.01); H01L 27/1259 (2013.01);
Abstract

It is possible to separate each liquid crystal display panel from a mother board in which multiple liquid crystal display panels are formed even with a thin glass substrate, by forming a columnar spacer in the boundary between liquid crystal display panels, forming a scribe line corresponding to the columnar spacer on both sides of the counter substrate and the TFT substrate in the mother board, and forming a separation line between the scribe lines by applying a bending stress to the mother board. Since the columnar spacer is formed in a portion corresponding to the scribe line, the strength in this portion increases, so that the proper scribe lines and break lines can be formed when the thickness of the glass substrate is reduced to about 0.15 mm.


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