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.:

US 8927186 B1

PDF
Full Text
Expired
Date of Patent:
Jan. 06, 2015

Filed:

Nov. 23, 2010
Applicants:

Masayuki Ishii, Shizuoka-ken, JP;

Toyoshi Sawada, Kanagawa-ken, JP;

Inventors:

Masayuki Ishii, Shizuoka-ken, JP;

Toyoshi Sawada, Kanagawa-ken, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03G 9/08 (2006.01); G03G 9/00 (2006.01); G03G 9/097 (2006.01); G03G 9/09 (2006.01);
U.S. Cl.
CPC ...
G03G 9/0812 (2013.01); G03G 9/09716 (2013.01); G03G 9/0906 (2013.01); G03G 9/09725 (2013.01); G03G 9/0926 (2013.01); G03G 9/09708 (2013.01);
Abstract

A toner for use in developing an electrostatic latent image is provided. The toner includes a colored particulate material including at least a binder resin and a colorant; and an external additive present on a surface of the colored particulate material and including a particulate crystalline hydroxyapatite. The particulate crystalline hydroxyapatite has an average aspect ratio of not less than 3 and less than 30.


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Ishii, Masayuki. (2015). Toner, and developer, image forming method and process cartridge using the toner (U.S. Patent No. 8927186). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/8927186

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