Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Kanji Nagashima0
Date of Patent
January 5, 2010
0Patent Application Number
112393010
Date Filed
September 30, 2005
0Patent Primary Examiner
Patent abstract
The liquid ejection head includes an ejection port which ejects liquid onto an ejection receiving medium; a pressure chamber which applies pressure for ejection to the liquid to be ejected from the ejection port; and a plurality of pressure determination elements which are provided on at least one of wall faces constituting the pressure chamber and have characteristic different from each other.
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