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:
Feb. 26, 2019
Filed:
Aug. 30, 2016
Applicant:
Seiko Epson Corporation, Tokyo, JP;
Inventor:
Kazunari Tsukada, Shiojiri, JP;
Assignee:
Seiko Epson Corporation, , JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04N 1/40 (2006.01); H04N 1/00 (2006.01); H04N 1/401 (2006.01); H04N 1/407 (2006.01);
U.S. Cl.
CPC ...
H04N 1/40068 (2013.01); H04N 1/00015 (2013.01); H04N 1/00251 (2013.01); H04N 1/4015 (2013.01); H04N 1/4078 (2013.01);
Abstract
A printer performs a method for correcting density irregularity that includes: acquiring imaging data by imaging, using an imaging device mounted in a printer, a correcting pattern that is used to correct density irregularity, which contains a strip region (first pattern) with first density and a strip region (second pattern) with second density different from the first density; and correcting the density irregularity based on the imaging data.