Hiroshi Suwahara

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Nagoya, JP

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Patents Grantslast 30 patents

Information Patent Grant
Feed length control device for consumable electrode welding operations
- Patent number 4,636,610
- Issue date Jan 13, 1987
- Mitsubishi Denki Kabushiki Kaisha
- Kazuhiko Kamo
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
DC Arc welding apparatus having variable current response
- Patent number 4,447,702
- Issue date May 8, 1984
- Mitsubishi Denki Kabushiki Kaisha
- Takaji Mizuno
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Constant voltage DC arc welding apparatus
- Patent number 4,442,339
- Issue date Apr 10, 1984
- Mitsubishi Denki Kabushiki Kaisha
- Takaji Mizuno
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR