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. 14, 1993
Filed:
Jul. 02, 1992
Applicant:
Inventors:
Feng-Wen Yeng, Hsinchu, TW;
Jia-Ming Liu, Hsinchu, TW;
Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03G / ;
U.S. Cl.
CPC ...
430 58 ; 430 59 ; 430 78 ;
Abstract
A new organophotoconductor comprising a conductive substrate, a charge generation layer and a charge transport layer wherein the charge generation layer comprises a bisazo compound and a squarylium compound as the charge generation material. The organophotoconductor exhibits high sensitivity, low residual potential and improved durability and reproducibility.