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:
Mar. 09, 1982
Filed:
Jan. 21, 1980
Applicant:
Inventors:
Hiroshi Tsuda, Mitaka, JP;
Kiyoshi Miyashita, Hachioji, JP;
Masaji Nishikawa, Hachioji, JP;
Akira Shimizu, Fuchu, JP;
Muneo Kasuga, Hachioji, JP;
Assignee:
Olympus Optical Company Limited, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03G / ;
U.S. Cl.
CPC ...
355 / ; 271265 ; 355 / ;
Abstract
An electrophotographic apparatus which makes use of a circuit arrangement connected and arranged such that unless a manuscript to be copied passes through a manuscript detector, a gate circuit functions to prevent a copy starting pulse from passing therethrough, thereby preventing initiation of a new copying operation.