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Toyoji Ushioda
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Tokyo, JP
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last 30 patents
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Patent Grant
Ink jet recording head controlling diameter of an ink droplet
Patent number
6,241,345
Issue date
Jun 5, 2001
NEC Corporation
Toyoji Ushioda
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Ink jet recording head drive device and method thereof
Patent number
6,206,496
Issue date
Mar 27, 2001
NEC Corporation
Toyoji Ushioda
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Drop-on-demand ink-jet printing apparatus
Patent number
4,688,048
Issue date
Aug 18, 1987
NEC Corporation
Ryosuke Uematsu
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Multi-nozzle ink-jet print head of drop-on-demand type
Patent number
4,549,191
Issue date
Oct 22, 1985
NEC Corporation
Hiromichi Fukuchi
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS