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:
May. 31, 2016
Filed:
May. 28, 2014
Applicant:
Konica Minolta, Inc., Tokyo, JP;
Inventors:
Kosuke Nakamura, Hachioji, JP;
Yoshiyasu Matsumoto, Fuchu, JP;
Satoshi Uchino, Hino, JP;
Hidehito Haruki, Hino, JP;
Hiroyuki Kozuru, Otsuki, JP;
Assignee:
KONICA MINOLTA, INC., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03G 9/113 (2006.01); G03G 9/087 (2006.01); G03G 9/097 (2006.01);
U.S. Cl.
CPC ...
G03G 9/1139 (2013.01); G03G 9/08771 (2013.01); G03G 9/08791 (2013.01); G03G 9/0975 (2013.01); G03G 9/09775 (2013.01); G03G 9/1133 (2013.01); G03G 2215/0607 (2013.01);
Abstract
A two-component developing agent for developing an electrostatic latent image includes toner particles composed of toner base particles and an exterior additive attached on the toner base particles, and carrier particles composed of carrier core particles and a coating resin provided on the carrier core particles. The coating resin includes a sulfur atom and a resin obtained by polymerizing an isobutyl methacrylate monomer, and the toner base particles include a sulfur atom.