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:
Mar. 22, 2016

Filed:

Sep. 11, 2014
Applicant:

Konica Minolta, Inc., Chiyoda-ku, JP;

Inventors:

Takeshi Maeyama, Ikeda, JP;

Atsuto Hirai, Ikoma, JP;

Yuuya Sato, Settsu, JP;

Makiko Watanabe, Uji, JP;

Assignee:

KONICA MINOLTA, INC., Chiyoda-Ku, Tokyo, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03G 15/06 (2006.01); G03G 15/10 (2006.01); G03G 15/00 (2006.01);
U.S. Cl.
CPC ...
G03G 15/065 (2013.01); G03G 15/10 (2013.01); G03G 15/5041 (2013.01);
Abstract

When a toner charging amount for toner in a liquid developer conveyed to a development portion is set, a wet-type image formation apparatus performs a sensing operation in which a sensing unit senses image densities of a plurality of patch images formed at different development biases with the toner charging amount being set to a constant value, and a setting operation in which, in a case where a control unit calculates current development characteristics based on the image densities of the plurality of patch images sensed by the sensing unit, and determines that the current development characteristics are not included within a set target range, the control unit controls a charging unit to set the toner charging amount such that the development characteristics are included within the set target range.


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