Kazuyoshi Miyazawa

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Muroran, JP

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Patents Grantslast 30 patents

Information Patent Grant
Hot flaw detector with annular injection port for injecting cooling...
- Patent number 5,107,214
- Issue date Apr 21, 1992
- Nippon Steel Corporation
- Mitsuo Yoshida
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Method and apparatus for non-destructively detecting defects in met...
- Patent number 4,818,935
- Issue date Apr 4, 1989
- Nippon Steel Corporation
- Michiaki Takahashi
- G01 - MEASURING TESTING