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:
Jul. 11, 2023
Filed:
Jan. 25, 2021
Applicant:
Fujifilm Business Innovation Corp., Tokyo, JP;
Inventors:
Yoshimasa Fujihara, Kanagawa, JP;
Atsushi Sugawara, Kanagawa, JP;
Shintaro Anno, Kanagawa, JP;
Daisuke Noguchi, Kanagawa, JP;
Satoshi Miura, Kanagawa, JP;
Assignee:
FUJIFILM Business Innovation Corp., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03G 9/087 (2006.01); G03G 9/08 (2006.01);
U.S. Cl.
CPC ...
G03G 9/08755 (2013.01); G03G 9/0802 (2013.01); G03G 9/0819 (2013.01); G03G 9/08782 (2013.01); G03G 9/08797 (2013.01);
Abstract
A toner for electrostatic image development contains toner particles containing a binder resin. The binder resin includes an amorphous resin and a crystalline resin. In the toner particles, a Net intensity of elemental Mg measured by X-ray fluorescence analysis is from 0.40 to 1.20 inclusive, and a Net intensity of elemental Cl measured by X-ray fluorescence analysis is from 0.02 to 0.60 inclusive.