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:
May. 20, 2014
Filed:
Jun. 01, 2011
Hiromasa Tanaka, Shizuoka-ken, JP;
Eiichi Yamanishi, Kanagawa-ken, JP;
Hiroyuki Okuyama, Kanagawa-ken, JP;
Tetsuya Sadowara, Shizuoka-ken, JP;
Yoshihito Hiroe, Shizuoka-ken, JP;
Yasuaki Okamoto, Shizuoka-ken, JP;
Hiromasa Tanaka, Shizuoka-ken, JP;
Eiichi Yamanishi, Kanagawa-ken, JP;
Hiroyuki Okuyama, Kanagawa-ken, JP;
Tetsuya Sadowara, Shizuoka-ken, JP;
Yoshihito Hiroe, Shizuoka-ken, JP;
Yasuaki Okamoto, Shizuoka-ken, JP;
Kabushiki Kaisha Toshiba, Tokyo, JP;
Toshiba Tec Kabushiki Kaisha, Tokyo, JP;
Abstract
According to one embodiment, an image forming apparatus includes: a first paper feeding unit; a second paper feeding unit; a fixing unit configured to fix a developer image transferred onto a sheet; a conveying path configured to convey sheets; a receiving unit configured to receive an execution instruction for duplex printing for continuously printing an image on one surface and on the other surface of a sheet; an acquiring unit configured to acquire, in the printing on one surface, information concerning presence or absence of an image on the other surface; and a processor configured to change, in the printing on one surface, if a result of the acquisition concerning the sheet fed from the first paper feeding unit indicates that an image is present, a paper feeding unit from the first paper feeding unit to the second paper feeding unit and performs control for re-executing the duplex printing.