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. 02, 2014
Filed:
Nov. 07, 2013
Applicants:
Hidefumi Nagashima, Kanagawa, JP;
Michihiko Namba, Kanagawa, JP;
Kiyofumi Nagai, Tokyo, JP;
Inventors:
Assignee:
Ricoh Company, Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B41J 2/015 (2006.01); B41M 7/02 (2006.01); B41M 7/00 (2006.01); B41J 2/01 (2006.01); B41M 5/00 (2006.01);
U.S. Cl.
CPC ...
B41M 7/00 (2013.01); B41M 7/02 (2013.01); B41M 7/0018 (2013.01); B41M 7/0036 (2013.01); B41J 2/01 (2013.01); B41M 5/0017 (2013.01); B41M 7/0027 (2013.01);
Abstract
An image forming method includes discharging an inkjet ink including a water-dispersible colorant, a wetter, a surfactant, a penetrant water-dispersible polyurethane resin having a median diameter of from 0.01 to 0.10 μm water and at least one of a polyethylene wax and a paraffin wax on the surface of the recording medium on which the inkjet ink is discharged.