Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Yong-soo Oh0
Min-soo Kim0
Seung-joo Shin0
Suk-han Lee0
Keon Kuk0
Date of Patent
February 3, 2009
0Patent Application Number
107602760
Date Filed
January 21, 2004
0Patent Primary Examiner
Patent abstract
In a droplet ejector and an ink-jet printhead using the same, the droplet ejector includes a fluid path through which a fluid moves, a nozzle being formed on one end of the fluid path, a volumetric structure formed in the fluid path, the volumetric structure being sensitive to an external stimulus and being capable of varying in size to eject a droplet of the fluid through the nozzle, and a stimulus generator, which applies a stimulus to the volumetric structure to vary a size of the volumetric structure.
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