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:
Aug. 25, 1992
Filed:
Jun. 05, 1990
Applicant:
Inventors:
Keishi Osawa, Yokohama, JP;
Hideki Adachi, Kawasaki, JP;
Assignee:
Canon Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03G / ; G03G / ;
U.S. Cl.
CPC ...
355208 ; 355246 ;
Abstract
The present invention relates to a developing device in an image forming apparatus which uses electrophotography, and more particularly, to a developing device which use fuzzy inferring to control a supply of a developer and provides an optimal developer supply even if a plurality of state quantities exist. Furthermore, the present invention relates to an image forming apparatus which adopts such a developing device using the fuzzy inferring.