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:
Aug. 23, 2016
Filed:
Apr. 07, 2015
Applicant:
Kyocera Document Solutions Inc., Osaka, JP;
Inventor:
Toru Takatsuna, Osaka, JP;
Assignee:
KYOCERA Document Solutions Inc., Osaka, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03G 9/08 (2006.01); G03G 9/097 (2006.01);
U.S. Cl.
CPC ...
G03G 9/09716 (2013.01); G03G 9/09708 (2013.01);
Abstract
A positively chargeable electrostatic latent image developing toner includes a plurality of toner particles each including a toner mother particle and an external additive adhering to a surface of the toner mother particle. The external additive includes metal oxide particles and coat layers that are each disposed over a surface of a corresponding one of the metal oxide particles. The coat layers contain a nitrogen-containing resin. The metal oxide particles contain metal ions having an electronegativity of no greater than 11.