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:
Sep. 05, 2023

Filed:

Oct. 28, 2021
Applicant:

Itsuro Sasaki, Kanagawa, JP;

Inventor:

Itsuro Sasaki, Kanagawa, JP;

Assignee:

Ricoh Company, Ltd., Tokyo, JP;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B41J 29/38 (2006.01); B41J 2/18 (2006.01);
U.S. Cl.
CPC ...
B41J 2/18 (2013.01);
Abstract

Provided is a liquid discharging apparatus including: a storage storing an ink containing water, an organic solvent, at least two kinds of urethane resins, and titanium oxide; and a liquid discharging head. The liquid discharging head includes an individual liquid chamber having a circulation flow path through which the ink is circulated. The liquid discharging head has a nozzle communicating with the individual liquid chamber and through which a liquid droplet of the ink is discharged. The content of the titanium oxide in the ink is 20% by mass or greater but 30% by mass or less. The volume average particle diameter of the titanium oxide is 300 nm or greater but 630 nm or less.


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