4. Electric heating
  5. Metal heating
  6. By arc

Shigehiro Morikawa

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ARC sensing welding apparatus controlled by program

Electric heating – Metal heating – By arc
Patent

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Control apparatus for automatic arc welding machine

Electric heating – Metal heating – By arc
Patent

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Electrode device for microwave surgery

Surgery – Instruments – Electrical application
Reexamination Certificate

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Method of manufacturing semiconductor device

Semiconductor device manufacturing: process – Chemical etching – Combined with coating step
Reexamination Certificate

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Method of starting arc sensing

Electric heating – Metal heating – By arc
Patent

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Profile ID: LFUS-PAI-P-88046

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