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.

Date of Patent:
Aug. 03, 1999

Filed:

Sep. 10, 1997
Applicant:
Inventor:

Gyeong-Ho Park, Suwon, KR;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03G / ;
U.S. Cl.
CPC ...
399 27 ; 118694 ;
Abstract

Disclosed is a versatile office machine, e.g. a laser printer, a facsimile machine, or an electronic copier, which includes a scanner for scanning a document, a developing unit for developing the scanned image of the document with a toner and a detector for detecting the toner in the developing unit. The device for detecting the toner can be constructed using a light emitting element mounted in the scanner to generate the light that is transmitted to the photoreceptor.


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