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:
Nov. 03, 2009

Filed:

Mar. 14, 2007
Applicant:

Sho Onozawa, Kanagawa-ken, JP;

Inventor:

Sho Onozawa, Kanagawa-ken, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B41J 2/06 (2006.01);
U.S. Cl.
CPC ...
Abstract

The mist ejection head includes: a nozzle which ejects liquid; a nozzle plate which has electrical conductivity and in which the nozzle is formed; a liquid chamber connected to the nozzle; an ultrasonic wave generating element which generates an ultrasonic wave applied to the liquid in a vicinity of the nozzle; and an electrode which is provided on a wall of the liquid chamber other than the nozzle plate, wherein an electric field applied between the nozzle plate and the electrode is controlled.


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