Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Takao Hyakudome0
Takeshi Asano0
Akiko Noguchi0
Date of Patent
May 25, 2010
Patent Application Number
11364081
Date Filed
March 1, 2006
Patent Primary Examiner
Patent abstract
There is provided an inkjet head including a nozzle plate in which a plurality of nozzles from which ink is ejected are formed. The nozzle plate has a nozzle surface on which nozzle orifices corresponding to the plurality of nozzles are formed. The nozzle surface has surface roughness Rz in a range from 0.3 to 5 μm formed by a roughening process. The ink has surface tension in a range from 28 to 35 mN/m.
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