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:
Apr. 01, 1997
Filed:
Nov. 01, 1995
Applicant:
Inventor:
Mitsugu Inomata, Kawasaki, JP;
Assignee:
Canon Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03G / ;
U.S. Cl.
CPC ...
399 13 ; 118691 ; 399 30 ; 399119 ;
Abstract
A developing apparatus has a rotatable developing unit having a plurality of developing devices each provided with a containing portion for containing a developer and a carrying member carrying the developer, a light emitting element for applying light toward the containing portion, and a light receiving element provided discretely from the developing unit and common to the plurality of developing devices and for receiving the light transmitted through the containing portion.
Inomata, Mitsugu. (1997). Developing apparatus provided with a portable developing unit for (U.S. Patent No. 5617188). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5617188
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