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Yoshiaki Kojoh
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Sakurai-shi, JP
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Patents Grants
last 30 patents
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Patent Grant
Driving method of piezoelectric elements, ink-jet head, and ink-jet...
Patent number
6,886,898
Issue date
May 3, 2005
Sharp Kabushiki Kaisha
Yoshiaki Kojoh
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Patents Applications
last 30 patents
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Patent Application
Driving method of piezoelectric elements, ink-jet head, and ink-jet...
Publication number
20030122899
Publication date
Jul 3, 2003
Yoshiaki Kojoh
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS