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Hirokazu Ioroi
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Osaka-shi, JP
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Patents Grants
last 30 patents
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Patent Grant
Soft-switching half-bridge inverter power supply system
Patent number
7,042,740
Issue date
May 9, 2006
Daihen Corporation
Keiki Morimoto
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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Patent Grant
Power source apparatus for an alternating-current arc welding capab...
Patent number
5,220,151
Issue date
Jun 15, 1993
Daihen Corporation
Kikuo Terayama
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Power supply unit for arc processing
Patent number
5,200,887
Issue date
Apr 6, 1993
Daihen Corporation
Hirokazu Ioroi
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Patents Applications
last 30 patents
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Patent Application
Soft-switching half-bridge inverter power supply system
Publication number
20050190583
Publication date
Sep 1, 2005
DAIHEN CORPORATION
Keiki Morimoto
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR