Tatsuya Hattori

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Yokkaichi-city, JP

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Patents Grantslast 30 patents

Information Patent Grant
Resistance welding head and resistance welding apparatus and method...
- Patent number 6,720,517
- Issue date Apr 13, 2004
- Sumitomo Wiring Systems, Ltd.
- Shigeru Kato
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR

Patents Applicationslast 30 patents

Information Patent Application
Resistance welding head and resistance welding apparatus and method...
- Publication number 20030015502
- Publication date Jan 23, 2003
- SUMITOMO WIRING SYSTEMS, LTD.
- Shigeru Kato
- H01 - BASIC ELECTRIC ELEMENTS