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. 21, 2025
Filed:
Jun. 13, 2022
Applicant:
Canon Kabushiki Kaisha, Tokyo, JP;
Inventors:
Keiichirou Takeuchi, Tokyo, JP;
Koji Inoue, Tokyo, JP;
Assignee:
Canon Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B41J 11/00 (2005.12); B41J 2/12 (2005.12);
U.S. Cl.
CPC ...
B41J 11/007 (2012.12); B41J 2/12 (2012.12);
Abstract
An ink jet recording apparatus according to the present invention includes: a conveying unit that conveys a recording medium; a pretreatment unit that performs corona treatment on a surface of the recording medium; an ink image forming unit configured to be able to form an ink image by applying an ink of at least two colors, the ink containing an anionic pigment; a brightness measuring unit that measures brightness of the ink image; and a corona treatment intensity changing unit configured to change a corona treatment intensity of the pretreatment unit based on a result of the brightness measuring unit.