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. 27, 2001
Filed:
Nov. 01, 1999
Applicant:
Inventors:
Akira Katayama, Shizuoka, JP;
Masaomi Sasaki, Shizuoka, JP;
Katsukiyo Nagai, Shizuoka, JP;
Chiaki Tanaka, Shizuoka, JP;
Shinichi Kawamura, Shizuoka, JP;
Tetsuro Suzuki, Shizuoka, JP;
Susumu Suzuka, Saitama, JP;
Katsuhiro Morooka, Ibaraki, JP;
Assignee:
Ricoh Company, Ltd., Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
C08G 6/400 ;
U.S. Cl.
CPC ...
C08G 6/400 ;
Abstract
An electrophotographic photoconductor has an electroconductive support, and a photoconductive layer which is formed on the support and contains as an effective component an aromatic polycarbonate resin having a structural unit of formula (I), or the structural unit of formula (I) and a structural unit of formula (II):