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. 16, 2016
Filed:
Dec. 10, 2014
Canon Kabushiki Kaisha, Tokyo, JP;
Takeshi Suwabe, Tokyo, JP;
Canon Kabushiki Kaisha, Tokyo, JP;
Abstract
An image forming apparatus which has a plurality of units, power supply to each of the plurality of units being independently controllable, supplies power to each of the plurality of units when each of the plurality of units is used, the image forming apparatus comprising, a storage unit, being nonvolatile, configured to store, when a maintenance required state occurs, a maintenance required factor of the maintenance required state, a shifting unit configured to shift the image forming apparatus in the maintenance required state to a power saving state, a power supply unit configured to supply, when the image forming apparatus recovers from the power saving state, power to a unit corresponding to the maintenance required factor, an acquisition unit configured to acquire information about the maintenance required factor from the unit supplied with power, and a display unit configured to display a maintenance screen based on the information.