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:
Oct. 02, 2012
Filed:
Jun. 09, 2009
Keisuke Shimoyama, Numazu, JP;
Eiji Kurimoto, Numazu, JP;
Takaaki Ikegami, Susono, JP;
Kohsuke Yamamoto, Numazu, JP;
Tadayoshi Uchida, Kohfu, JP;
Takumi Shinohara, Kohfu, JP;
Hajime Suzuki, Kohfu, JP;
Keisuke Shimoyama, Numazu, JP;
Eiji Kurimoto, Numazu, JP;
Takaaki Ikegami, Susono, JP;
Kohsuke Yamamoto, Numazu, JP;
Tadayoshi Uchida, Kohfu, JP;
Takumi Shinohara, Kohfu, JP;
Hajime Suzuki, Kohfu, JP;
Ricoh Company, Ltd., Tokyo, JP;
Abstract
An electrophotographic photoconductor including an electroconductive support and a photoconductive layer provided thereon, wherein the photoconductive layer includes a charge generating material, an electron transporting material and a hole transporting material, the electron transporting material being a diphenoquinone compound represented by formula (1) described herein, the hole transporting material being a compound represented by formula (2) described herein.