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:
Apr. 27, 2021
Filed:
Jun. 01, 2018
Hewlett-packard Development Company, L.p., Spring, TX (US);
Eunah Song, Seongnam-si, KR;
Kimin Kang, Seongnam-si, KR;
Minki Cho, Seongnam-si, KR;
Yousun Bang, Seongnam-si, KR;
Seongwook Han, Seongnam-si, KR;
Hewlett-Packard Development Company, L.P., Spring, TX (US);
Abstract
An image forming apparatus is provided. The image forming apparatus includes an image former to change a transfer condition while printing a calibration chart in which patches of different colors are repeatedly arranged in a sub-scanning direction, a scanner to scan the printed calibration chart, and a processor to determine an image defect under each transfer condition using the scanned calibration chart, and to set a transfer condition of the image former based on the determined image defect.