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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 9279924 B1

PDFFull Text
Expired
Date of Patent:
Mar. 08, 2016

Filed:

Aug. 14, 2013

Color filter substrate and method for producing same

Applicant:

Sharp Kabushiki Kaisha, Osaka, JP;

Inventor:

Takafumi Kawanishi, Osaka, JP;

Assignee:

SHARP KABUSHIKI KAISHA, Osaka, JP;

Attorney:

Chen Yoshimura LLP

Primary Examiner:

John A McPherson

Int. Cl.
CPC ...
G02B 5/20 (2006.01); G02B 5/22 (2006.01); G02F 1/1335 (2006.01); G03F 7/16 (2006.01); G03F 7/30 (2006.01); G03F 7/00 (2006.01); G03F 7/095 (2006.01);
U.S. Cl.
CPC ...
G02B 5/223 (2013.01); G02B 5/201 (2013.01); G02F 1/133516 (2013.01); G03F 7/0007 (2013.01); G03F 7/095 (2013.01); G03F 7/16 (2013.01); G03F 7/30 (2013.01);
Abstract

Provided are: a color filter substrate that can improve the uniformity of thickness of color filters, and a method of manufacturing the color filter substrate. The method of manufacturing a color filter substrate includes: forming a plurality of photoresist films in layers on a transparent substrate; exposing said plurality of photoresist films via a photomask; forming a pattern having an opening by developing the plurality of photoresist films after exposure; and discharging ink into the opening. The photosensitivities of the plurality of photoresist films differ from each other.

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Kawanishi, Takafumi. (2016). Color filter substrate and method for producing same (U.S. Patent No. 9279924). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/9279924

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