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:
Oct. 11, 2022
Filed:
Sep. 29, 2020
Applicant:
Seiko Epson Corporation, Tokyo, JP;
Inventors:
Hiroaki Kida, Shiojiri, JP;
Hiroshi Takiguchi, Matsumoto, JP;
Kenichiro Kubota, Matsumoto, JP;
Akira Matsumoto, Shiojiri, JP;
Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B41J 2/21 (2006.01); B41J 2/14 (2006.01);
U.S. Cl.
CPC ...
B41J 2/2114 (2013.01); B41J 2/14201 (2013.01); B41J 2/211 (2013.01);
Abstract
An ink jet ink set includes a plurality of inks to be ejected by an ink jet method. The ink set includes a first ink containing metal particles, and a second ink containing a coloring agent selected from materials other than metal. The surface tension of the first ink is lower than that of the second ink.