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:
Jul. 29, 2014
Filed:
Nov. 02, 2011
Applicant:
Mariko Kojima, Tokyo, JP;
Inventor:
Mariko Kojima, Tokyo, JP;
Assignee:
Ricoh Company, Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B41J 2/01 (2006.01); B41J 2/21 (2006.01);
U.S. Cl.
CPC ...
B41J 2/01 (2013.01); B41J 2/2107 (2013.01);
Abstract
An ink jet recording method including attaching a liquid dispersant in which an amphoteric polymer containing a core portion having a cation group and a shell portion having an anion group that covers the core portion is dispersed in a dispersing medium to a recording medium and discharging and attaching cationic ink containing a coloring material and water to the surface of the recording medium to which the liquid dispersant is attached.