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. 10, 2012
Filed:
Oct. 04, 2007
Hitoshi Ishibashi, Kamakura, JP;
Shin Hasegawa, Zama, JP;
Kohta Fujimori, Yokohama, JP;
Nobutaka Takeuchi, Yokohama, JP;
Kayoko Tanaka, Tokyo, JP;
Yushi Hirayama, Sagamihara, JP;
Kentaroh Tomita, Sagamihara, JP;
Shuji Hirai, Tokyo, JP;
Hitoshi Ishibashi, Kamakura, JP;
Shin Hasegawa, Zama, JP;
Kohta Fujimori, Yokohama, JP;
Nobutaka Takeuchi, Yokohama, JP;
Kayoko Tanaka, Tokyo, JP;
Yushi Hirayama, Sagamihara, JP;
Kentaroh Tomita, Sagamihara, JP;
Shuji Hirai, Tokyo, JP;
Ricoh Company Limited, Tokyo, JP;
Abstract
An image forming apparatus includes an image forming unit configured to form a plurality of toner images on an image carrier, an optical detector configured to detect reflection light from the toner image, and dedicated to detect infrared rays and near-infrared rays, and a controller configured to perform a predetermined control using a detection results of the optical detector. Gradation pattern that is comprised of a plurality of toner patches formed in the image forming unit with an image forming condition to have different adhesive amounts, and is formed of at least two colors, and detection values detected by the optical detector are used for the predetermined control.