Kobun Asakawa

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Fukuyama, JP

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Patents Grantslast 30 patents

Information Patent Grant
Method for electrical discharge machining of a work in roll form
- Patent number 4,247,748
- Issue date Jan 27, 1981
- Mitsubishi Denki Kabushiki Kaisha
- Kunihiko Sato
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Process for electrical discharge machining of cylindrical work
- Patent number 4,233,485
- Issue date Nov 11, 1980
- Mitsubishi Denki Kabushiki Kaisha
- Kunihiko Sato
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Apparatus for electrical discharge machining of cylindrical work
- Patent number 4,230,927
- Issue date Oct 28, 1980
- Mitsubishi Denki Kabushiki Kaisha
- Kunihiko Sato
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Process and apparatus for electrical discharge machining of cylindr...
- Patent number 4,219,718
- Issue date Aug 26, 1980
- Mitsubishi Denki Kabushiki Kaisha
- Kunihiko Sato
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR