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:
Sep. 16, 2025
Filed:
Oct. 14, 2021
Applicants:
Yohichi Kitagawa, Shizuoka, JP;
Kenji Komito, Tokyo, JP;
Masayuki Ukigaya, Kanagawa, JP;
Mitsuaki Hirose, Shizuoka, JP;
Daisuke Inoue, Shizuoka, JP;
Inventors:
Yohichi Kitagawa, Shizuoka, JP;
Kenji Komito, Tokyo, JP;
Masayuki Ukigaya, Kanagawa, JP;
Mitsuaki Hirose, Shizuoka, JP;
Daisuke Inoue, Shizuoka, JP;
Assignee:
Ricoh Company, Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03G 9/087 (2006.01); G03G 9/08 (2006.01); G03G 9/093 (2006.01);
U.S. Cl.
CPC ...
G03G 9/08797 (2013.01); G03G 9/0819 (2013.01); G03G 9/0827 (2013.01); G03G 9/08755 (2013.01); G03G 9/08795 (2013.01); G03G 9/09314 (2013.01);
Abstract
A toner is provided. The toner comprises toner particles each comprising a toner base particle and an external additive. The toner base particle comprises a binder resin and a colorant. The toner satisfies the following conditions (a) and (b):
Kitagawa, Yohichi. (2025). Toner, developer, toner accommodating unit, image forming apparatus, and image forming method (U.S. Patent No. 12416874). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12416874
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile