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:
Apr. 24, 2012
Filed:
Dec. 25, 2008
Applicants:
Masaya Asao, Yokohama, JP;
Kenji Nakajima, Machida, JP;
Sadayuki Sugama, Tsukuba, JP;
Hitoshi Yoshino, Zama, JP;
Akira Nagashima, Tokyo, JP;
Inventors:
Masaya Asao, Yokohama, JP;
Kenji Nakajima, Machida, JP;
Sadayuki Sugama, Tsukuba, JP;
Hitoshi Yoshino, Zama, JP;
Akira Nagashima, Tokyo, JP;
Assignee:
Canon Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B41M 5/40 (2006.01);
U.S. Cl.
CPC ...
Abstract
The present invention relates to a pigment dispersion having an inorganic pigment dispersed therein, characterized in that a metal compound adheres to the inorganic pigment and a metal ion concentration of the metal compound in the pigment dispersion does not exceed 0.05 mol/L.