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:
Jan. 11, 2011
Filed:
Oct. 26, 2007
Applicants:
Yoshihisa Mizumoto, Hyogo, JP;
Noriaki Hitomi, Hyogo, JP;
Hirotoshi Murakami, Hyogo, JP;
Yajun Zhang, Hyogo, JP;
Inventors:
Yoshihisa Mizumoto, Hyogo, JP;
Noriaki Hitomi, Hyogo, JP;
Hirotoshi Murakami, Hyogo, JP;
Yajun Zhang, Hyogo, JP;
Assignee:
Sumitomo Rubber Industries, Ltd., Kobe, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G03G 15/08 (2006.01); G03G 15/06 (2006.01); B25F 5/02 (2006.01); D02G 3/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A semiconductive rubber roller comprising a toner-transporting portion whose outermost layer is formed essentially of vulcanized rubber containing 0.1 to 30 parts by mass of a phthalocyanine compound for 100 parts by mass of the vulcanized rubber. An electric resistance value of the semiconductive rubber roller which is measured at a temperature of 23° C. and a humidity of 55% is in a range of 10to 10Ω, when a voltage of 100V is applied thereto.