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:
Jun. 16, 2020
Filed:
Jun. 28, 2018
Applicants:
Mitsutaka Iwasaki, Kanagawa, JP;
Hidetoshi Suzuki, Kanagawa, JP;
Inventors:
Mitsutaka Iwasaki, Kanagawa, JP;
Hidetoshi Suzuki, Kanagawa, JP;
Assignee:
Ricoh Company, Ltd., Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
H04N 1/047 (2006.01); H04N 1/06 (2006.01); G06K 15/02 (2006.01); G06F 3/12 (2006.01);
U.S. Cl.
CPC ...
H04N 1/0473 (2013.01); H04N 1/0614 (2013.01);
Abstract
An image forming apparatus includes a rotating body to form an image, a sensor to detect a home position of the rotating body, a processor to acquire image density data of the image formed by the rotating body in odd-numbered rotation and even-numbered rotation of the rotating body separately based on a rotation home position signal output by the sensor, extract an image density fluctuation caused by a rotation of the rotating body, and correct an image forming condition based on the image density fluctuation.