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:
Jan. 14, 2025
Filed:
Aug. 17, 2021
Applicant:
Fujifilm Business Innovation Corp., Tokyo, JP;
Inventors:
Yukiaki Nakamura, Minamiashigara, JP;
Daisuke Noguchi, Minamiashigara, JP;
Masaru Takahashi, Minamiashigara, JP;
Kazuhiko Nakamura, Minamiashigara, 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 9/093 (2006.01); G03G 9/107 (2006.01);
U.S. Cl.
CPC ...
G03G 9/0823 (2013.01); G03G 9/0804 (2013.01); G03G 9/08728 (2013.01); G03G 9/08782 (2013.01); G03G 9/09328 (2013.01); G03G 9/09371 (2013.01); G03G 9/108 (2020.08);
Abstract
An electrostatic charge image developing toner includes a toner particle, and the toner particle includes: a core particle containing a large-diameter particle having a number average particle diameter of 1 μm or more; and a shell layer that includes at least two resin layers each containing an amorphous resin and covers a surface of the core particles, and an outermost layer of the at least two resin layers is a resin layer being made of the amorphous resin.