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:
Dec. 10, 2002
Filed:
Jan. 05, 2001
Applicant:
Inventor:
Kazuaki Watanabe, Nagano, JP;
Assignee:
Seiko Epson Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C09D 1/102 ;
U.S. Cl.
CPC ...
C09D 1/102 ;
Abstract
Provided are aqueous pigment ink sets for color inkjet recording which solve the degeneration of the color balance of printed matter. One aqueous pigment ink set includes yellow ink, cyanide ink, and magenta ink, wherein the sedimentary degree of yellow ink is 40% or less, the sedimentary degree of cyanide ink is 30% or less, and the sedimentary degree of magenta ink is 15% or less.