Jousuke Yamaguchi

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Kanagawa, JP

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Patents Grantslast 30 patents

Information Patent Grant
Means and method for reducing radius expansion in the bending of el...
- Patent number 4,122,697
- Issue date Oct 31, 1978
- Daiichi Koshuha Kogya Kabushiki Kaisha
- Susumu Hanyo
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Bending method and apparatus with slidable clamp
- Patent number 4,098,106
- Issue date Jul 4, 1978
- Daiichi Koshuha Kogyo Kabushiki Kaisha
- Jousuke Yamaguchi
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...