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:
Jan. 06, 2015
Filed:
Sep. 12, 2013
Hiroaki Nishina, Kanagawa, JP;
Tadashi Shinohara, Kanagawa, JP;
Yasuhiro Abe, Kanagawa, JP;
Yutaka Ohmiya, Tokyo, JP;
Hiroaki Nishina, Kanagawa, JP;
Tadashi Shinohara, Kanagawa, JP;
Yasuhiro Abe, Kanagawa, JP;
Yutaka Ohmiya, Tokyo, JP;
Ricoh Company, Limited, Tokyo, JP;
Abstract
An image forming apparatus comprising: at least one first image carrier; an image writing unit configured to write the electrostatic latent image including a test pattern; a second image carrier configured to move along a transfer position facing to the at least one first image carrier; an image forming unit configured to transfer the subject image transferred on the second image carrier to a transfer material; a detector configured to detect the test pattern image; and a controller configured to correct an image forming condition of the subject image, wherein during a period from the detection of the test pattern to the writing a subsequent subject image, the controller calculates a correction amount of a correction matter, and reflects the calculated amount in the image forming condition of the subject image.