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.

Date of Patent:
Jul. 14, 2020

Filed:

Jul. 31, 2018
Applicant:

Casio Computer Co., Ltd., Shibuya-ku, Tokyo, JP;

Inventor:

Naoki Ogawa, Tachikawa, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B41J 3/407 (2006.01); G06K 15/02 (2006.01); H04N 1/60 (2006.01);
U.S. Cl.
CPC ...
B41J 3/4075 (2013.01); G06K 15/022 (2013.01); G06K 15/027 (2013.01); G06K 15/028 (2013.01); H04N 1/6027 (2013.01); G06K 2215/0097 (2013.01);
Abstract

A printer includes: a print head that performs printing on a print medium of a conveyance object having the print medium and a member other than a print medium having mutually different colors or color brightness levels on regions on one side; a detector to detect a color or color brightness of the conveyance object at a detection position; and a processor. When there is a change in the color or color brightness as a first detection result as compared with the color or color brightness as a second detection, the processor updates a held value, and does not update the held value when there is no change. The processor determines whether there is a change in a detection value as compared with the updated held value or a previous held value not updated. When determining that there is no change, the processor stops printing.


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