Haruki Nakashima

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Fukuoka, JP

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Patents Grantslast 30 patents

Information Patent Grant
High speed carbon dioxide gas welding method
- Patent number 6,872,915
- Issue date Mar 29, 2005
- Kabushiki Kaisha Yaskawa Denki
- Yasuhiro Koga
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
High-speed CO2 gas welding method
- Patent number 6,642,483
- Issue date Nov 4, 2003
- Kabushiki Kaisha Yaskawa Denki
- Yasuhiro Koga
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Consumable electrode type arc welding method and device therefor
- Patent number 6,627,850
- Issue date Sep 30, 2003
- Kabushiki Kaisha Yaskawa Denki
- Yasuhiro Koga
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR

Patents Applicationslast 30 patents

Information Patent Application
High speed carbon dioxide gas welding method
- Publication number 20030042238
- Publication date Mar 6, 2003
- Yasuhiro Koga
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR