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:
Nov. 25, 2014

Filed:

Dec. 10, 2012
Applicant:

Seiko Epson Corporation, Tokyo, JP;

Inventors:

Takeshi Yano, Shiojiri, JP;

Tetsuya Aoyama, Shiojiri, JP;

Shoki Kasahara, Shiojiri, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B41J 2/01 (2006.01); B41J 2/17 (2006.01); B41J 2/175 (2006.01); C09D 5/00 (2006.01); C09D 11/00 (2014.01); G01D 11/00 (2006.01); C09D 7/12 (2006.01);
U.S. Cl.
CPC ...
C09D 7/1241 (2013.01);
Abstract

An ink set is provided which includes a first ink containing a first pigment, water, and a glycol ether having an HLB value, measured by Davies method, in the range of 4.2 to 8.0, and a second ink substantially not containing the glycol ether. The second ink contains a second pigment and water.


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