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, 2013
Filed:
Jan. 31, 2012
Kazumi Suzuki, Shizuoka, JP;
Masaki Yoshino, Kanagawa, JP;
Hisao Kurosu, Kanagawa, JP;
Tatsuya Morita, Kanagawa, JP;
Tomoko Kino, Kanagawa, JP;
Shingo Sakashita, Shizuoka, JP;
Kazumi Suzuki, Shizuoka, JP;
Masaki Yoshino, Kanagawa, JP;
Hisao Kurosu, Kanagawa, JP;
Tatsuya Morita, Kanagawa, JP;
Tomoko Kino, Kanagawa, JP;
Shingo Sakashita, Shizuoka, JP;
Ricoh Company, Ltd., Tokyo, JP;
Abstract
An anisotropic magnetic material-dispersed resin carrier including: fine magnetic particles; and a binder resin in which at least the fine magnetic particles are dispersed, wherein the anisotropic magnetic material-dispersed resin carrier has a magnetic anisotropy where magnetic fields of the fine magnetic particles are orientated in the same direction, and wherein the anisotropic magnetic material-dispersed resin carrier has a saturation magnetization of 16 emu/g to 30 emu/g, a coercive force of 15 kA/m to 40 kA/m, and a number average particle diameter of 15 μm or more but less than 100 μm.