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:
Dec. 10, 2019
Filed:
Sep. 04, 2018
Applicant:
Fuji Xerox Co., Ltd., Tokyo, JP;
Inventors:
Yosuke Tsurumi, Kanagawa, JP;
Moegi Iguchi, Kanagawa, JP;
Shintaro Anno, Kanagawa, JP;
Toshiaki Hasegawa, Kanagawa, JP;
Assignee:
FUJI XEROX CO., LTD., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03G 9/08 (2006.01); G03G 9/107 (2006.01); G03G 9/113 (2006.01);
U.S. Cl.
CPC ...
G03G 9/1075 (2013.01); G03G 9/0819 (2013.01); G03G 9/0827 (2013.01); G03G 9/1133 (2013.01); G03G 9/1139 (2013.01);
Abstract
A carrier for electrostatic image development includes: resin-coated magnetic particles each including a magnetic particle and a resin layer that covers the magnetic particle; and strontium titanate particles composed of primary particles having an average circularity of 0.82 to 0.94 and an 84% cumulative circularity of more than 0.92.