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:
Nov. 23, 2004
Filed:
Aug. 14, 2002
Canon Kabushiki Kaisha, Tokyo, JP;
Abstract
An image forming apparatus and a self-diagnosis system suitable for grasping conditions relating to electrophotographic parameters of an engine in an image forming apparatus on the market, and for reducing customer complaints. The self-diagnosis system enables the electrophotographic parameters to be displayed and/or output, has a function of displaying the electrophotographic parameters by converting the electrophotographic parameters into indices other than physical quantities, the function of printing the electrophotographic parameters on an output sheet, and the function of enabling the electrophotographic parameters to be transferred to an external information apparatus by a communication device, and includes a device for transferring the electrophotographic parameters to a formatter through a video interface or from the formatter to a host computer, a computer in a service center, or the like via a communication line or the internet.