Tetsuo HAMAMOTO

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Hiroshima, JP

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Patents Grantslast 30 patents

Information Patent Grant
Method of producing metal closed-section member
- Patent number 8,365,411
- Issue date Feb 5, 2013
- Mazda Motor Corporation
- Naoko Saito
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...

Patents Applicationslast 30 patents

Information Patent Application
METHOD OF PRODUCING METAL CLOSED-SECTION MEMBER
- Publication number 20100218375
- Publication date Sep 2, 2010
- MAZDA MOTOR CORPORATION
- Naoko SAITO
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...