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:
Mar. 10, 2020
Filed:
Aug. 20, 2018
Fuji Xerox Co., Ltd., Tokyo, JP;
Yuka Yamagishi, Minamiashigara, JP;
Moegi Iguchi, Minamiashigara, JP;
Yutaka Saito, Minamiashigara, JP;
Mona Tasaki, Minamiashigara, JP;
Soutaro Kakehi, Minamiashigara, JP;
Sakon Takahashi, Minamiashigara, JP;
FUJI XEROX CO., LTD., Tokyo, JP;
Abstract
Provided is an electrostatic charge image developing toner including: toner particles; and strontium titanate particles A and strontium titanate particles B having different average primary particle diameters from each other. The strontium titanate particles B have an average primary particle diameter Db of 10 nm to 100 nm. An average primary particle diameter Da of the strontium titanate particles A and the average primary particle diameter Db of the strontium titanate particles B satisfy a relationship of 10≤Da/Db≤100.