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. 27, 2025
Filed:
Oct. 29, 2021
Applicant:
Fujifilm Business Innovation Corp., Tokyo, JP;
Inventors:
Daisuke Noguchi, Kanagawa, JP;
Yoshimasa Fujihara, Kanagawa, JP;
Atsushi Sugawara, Kanagawa, JP;
Shintaro Anno, Kanagawa, JP;
Satoshi Miura, Kanagawa, JP;
Assignee:
FUJIFILM Business Innovation Corp., Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G03G 9/08 (2006.01); G03G 9/087 (2006.01); G03G 9/09 (2006.01);
U.S. Cl.
CPC ...
G03G 9/08728 (2013.01); G03G 9/0823 (2013.01); G03G 9/08782 (2013.01); G03G 9/09 (2013.01);
Abstract
An electrostatic image developing toner includes a toner particle including a binder resin and a colorant. The net intensity Nof sulfur included in the toner particle and the total net intensity Nof an alkali metal and an alkaline-earth metal included in the toner particle, which are measured by X-ray fluorescence analysis, satisfy 1.0<N/N<22.0.