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:
Apr. 14, 2015

Filed:

Jul. 16, 2012
Applicants:

Norihito Fukushima, Minamiashigara, JP;

Manabu Serizawa, Ashigarakami-gun, JP;

Inventors:

Norihito Fukushima, Minamiashigara, JP;

Manabu Serizawa, Ashigarakami-gun, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03G 9/00 (2006.01); G03G 9/08 (2006.01); G03G 9/087 (2006.01); G03G 9/113 (2006.01);
U.S. Cl.
CPC ...
G03G 9/08755 (2013.01); G03G 9/0806 (2013.01); G03G 9/08711 (2013.01); G03G 9/1135 (2013.01);
Abstract

An electrostatic latent image developer contains: an electrostatic-latent-image-developing toner that has toner particles formed by aggregating and fusing particles of a polyester resin, particles of a styrene resin and particles of a coloring agent in a starting material dispersion liquid of those particles dispersed in an aqueous solvent; and a carrier having a core particle and a resin coating layer to coat the surface of the core particle, wherein the ratio of the exposed area of the core particle to the surface of the carrier is about 7% or less.


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