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 7659960 B1

PDF
Full Text
Expired
Date of Patent:
Feb. 09, 2010

Filed:

Jan. 25, 2006
Applicants:

Takashi Doi, Saitama, JP;

Daisuke Miyazaki, Saitama, JP;

Inventors:

Takashi Doi, Saitama, JP;

Daisuke Miyazaki, Saitama, JP;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G02F 1/1339 (2006.01); G02F 1/13 (2006.01);
U.S. Cl.
CPC ...
Abstract

An LCD (liquid-crystal display) device comprising: first and second substrates; a liquid-crystal layer formed of a liquid crystal material and sandwiched as held between the substrates; spherical spacers arranged between the substrates; and recesses on surfaces contacting the liquid-crystal layer, of the substrates; and each of the spherical spacers being placed in respective one of the recesses. A manufacturing method of the LCD device comprising: forming recesses distributed on a main face of either of the first and second substrates; and preparing a plurality of spherical spacers on said recesses.


Find Patent Forward Citations

Doi, Takashi. (2010). Liquid crystal display device with spherical spacers in contact holes (U.S. Patent No. 7659960). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7659960

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