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:
Aug. 05, 2014
Filed:
Sep. 04, 2013
Applicant:
Fujifilm Corporation, Tokyo, JP;
Inventors:
Assignee:
FUJIFILM Corporation, Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
G01D 11/00 (2006.01); B41J 2/14 (2006.01);
U.S. Cl.
CPC ...
B41J 2/1433 (2013.01);
Abstract
An image formation method includes an ink ejection process of ejecting, from an inkjet head having a liquid-repellent film on an ejection surface thereof, an ink composition including: an oxidative-treated carbon black pigment having an average primary particle diameter of 25 nm or less and having an amount of oxygen of 5 atomic % or more on a surface thereof; a water-soluble nonionic compound including at least one selected from the group consisting of an ethyleneoxy chain and a propyleneoxy chain and in which a total number of the ethyleneoxy chain and the propyleneoxy chain is from 3 to 25; and water.