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:
Feb. 13, 2007
Filed:
Nov. 05, 2004
Masayuki Shoshi, Shizuoka, JP;
Yuuko Komai, Shizuoka, JP;
Hongguo LI, Shizuoka, JP;
Masaomi Sasaki, Shizuoka, JP;
Masayuki Shoshi, Shizuoka, JP;
Yuuko Komai, Shizuoka, JP;
Hongguo Li, Shizuoka, JP;
Masaomi Sasaki, Shizuoka, JP;
Ricoh Company, Ltd., Tokyo, JP;
Abstract
An electrophotographic photoconductor contains a conductive support; and a photoconductive layer disposed on the photoconductive support; wherein the photoconductive layer contains an azo compound expressed by a general formula <<1>>ArN═N—Cp),  (<<1>>)wherein in the general formula <<1>>, Ar is a substituted or non-substituted aromatic series hydrocarbon group or an aromatic series heterocyclic ring group which can be bonded by way of a bonding group; Cp is a coupler residual group; n represents an integer of 1, 2, 3, or 4, at least one of the Cp is a coupler residual group selected from the group consisting of general formulae <<2>>, <<3>>, and <<4>>