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:
Jun. 16, 2026
Filed:
Feb. 16, 2024
Applicant:
Riso Technologies Corporation, Tokyo, JP;
Inventors:
Assignee:
RISO Technologies Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B41J 2/14 (2006.01);
U.S. Cl.
CPC ...
B41J 2/14274 (2013.01); B41J 2/14201 (2013.01); B41J 2/14233 (2013.01); B41J 2002/14491 (2013.01);
Abstract
According to an embodiment, a liquid dispensing head includes a substrate having a first surface and a piezoelectric member on the first surface of the substrate. A sidewall surface portion of the piezoelectric member is inclined at an obtuse angle with respect to the first surface. A vibration plate is positioned above the piezoelectric member in a first direction orthogonal to the first surface. An electrode wiring portion is on the sidewall surface portion and connected to an electrode wiring pattern on the first surface.