Kiyoshi Takeuchi

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Toyota, JP

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Patents Grantslast 30 patents

Information Patent Grant
Method and apparatus for forming a bent pipe
- Patent number 5,860,307
- Issue date Jan 19, 1999
- Aisin Seiki Kabushiki Kaisha
- Tamio Nakano
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Device and method for forming bent pipe of non-annular cross-section
- Patent number 5,586,462
- Issue date Dec 24, 1996
- Aisin Seiki Kabushiki Kaisha
- Kiyoshi Takeuchi
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...