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.

Date of Patent:
Aug. 07, 2012

Filed:

Nov. 24, 2009
Applicants:

Tatsuya Fujisaki, Tokyo, JP;

Kaori Soeda, Tokyo, JP;

Shinya Obara, Tokyo, JP;

Natsuko Kusaka, Tokyo, JP;

Inventors:

Tatsuya Fujisaki, Tokyo, JP;

Kaori Soeda, Tokyo, JP;

Shinya Obara, Tokyo, JP;

Natsuko Kusaka, Tokyo, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03G 13/24 (2006.01);
U.S. Cl.
CPC ...
Abstract

Provided is a method for forming an image with a set of electrostatic charge image developing toners using a digital electrophotographic method, provided that the set of electrostatic charge image developing toners comprises a black toner and a light gray toner, the method comprising the steps of: forming an electrostatic latent image on an image support; developing the electrostatic latent image with the black toner to form a black toner image; developing the electrostatic latent image with the light gray toner to form a light gray toner image; and fixing the black toner image and the light gray toner image, wherein the black toner and the light gray toner each independently contains a wax having an endothermic peak in the range of 60 to 105° C.; and the light gray toner has a transmittance in the range of 40 to 90%.


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