Toshihide Takeuchi

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Toyota, JP

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Patents Grantslast 30 patents

Information Patent Grant
Method of manufacturing a corrugated plate by rolling for use as an...
- Patent number 6,138,354
- Issue date Oct 31, 2000
- Denso Corporation
- Hisashi Kobayashi
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...