Hisahiko Miyazaki

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Osaka, JP

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Patents Grantslast 30 patents

Information Patent Grant
Method of and apparatus for continuous production of seam-welded me...
- Patent number 4,796,798
- Issue date Jan 10, 1989
- Kawasaki Jukogyo Kabushiki Kaisha
- Toshio Tsuta
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Continuous production of seam-welded metal tubing
- Patent number 4,771,931
- Issue date Sep 20, 1988
- Sumitomo Metal Industries Ltd.
- Shigetomo Matsui
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR