Patent Number: 7,612,920

Title: Multifunction image forming apparatus and document information searching method

Abstract: A control unit of a multifunction image forming apparatus obtains document information concerning copied documents, scanner read documents, and e-mail documents, and stores the obtained document information to a storing unit of a document storing unit. The control unit counts usage frequency concerning each document stored in the document storing unit, and stores the information as usage frequency information. The control unit has the operator, who carries out document searching, input predetermined information. The control unit matches the input information, and determines whether the operator is an authorized person concerning the searched document. In a case where it is determined that the operator is a legitimate authorized person, the control unit displays the information of the documents stored in the document storing unit, in an order of high usage frequency, to a display unit of an input operation unit, based on the usage frequency information.

Inventors: Fujishige; Takezo (Kanagawa, JP), Kasatani; Kiyoshi (Kanagawa, JP), Abe; Yoshihiko (Kanagawa, JP)

Assignee: Ricoh Company, Ltd.

International Classification: G06F 15/00 (20060101)

Expiration Date: 1/03/02017