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. 16, 1979
Filed:
Jul. 20, 1977
Applicant:
Inventors:
Itaru Fujimura, Tokyo, JP;
Katutoshi Endo, Tokyo, JP;
Assignee:
Ricoh Co., Ltd., Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
G03G / ; G03G / ;
U.S. Cl.
CPC ...
96 / ; 5128 / ; 51DI / ; 427299 ; 427327 ; 156645 ;
Abstract
Selenium-base photosensitive materials for use in electrophotography wherein a photoconductive layer consisting essentially of selenium is formed on a substrate whose surface is made rougher by a super-finish method.