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. 07, 1991
Filed:
May. 21, 1990
Applicant:
Inventors:
Yasuo Matsumura, Kanagawa, JP;
Takayoshi Aoki, Kanagawa, JP;
Ikutaroh Nagatsuka, Kanagawa, JP;
Masao Mochizuki, Kanagawa, JP;
Assignee:
Fuji Xerox Co., Ltd., Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
G03G / ;
U.S. Cl.
CPC ...
4301066 ; 430108 ; 430111 ;
Abstract
A magnetic powder-dispersed carrier for use in electrophotography, electrostatic printing, and other reprographic methods, comprising a large number of magnetic particles dispersed in a binder resin, the particles having a BET surface area no greater than 5 m.sup.2 /g, and an oil-absorbing capacity of no more than 25 ml/100 g.