Miharu Hirado

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Yokohama, JP

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Patents Grantslast 30 patents

Information Patent Grant
Induction heating method and apparatus for relieving residual stres...
- Patent number 4,694,131
- Issue date Sep 15, 1987
- Daiichi Koshuha Kogyo Kabushiki Kaisha
- Toshio Ino
- C21 - METALLURGY OF IRON
Information Patent Grant
Induction heating method and apparatus for relieving residual stres...
- Patent number 4,687,894
- Issue date Aug 18, 1987
- Daiichi Koshuha Kogyo Kabushiki Kaisha
- Tadao Koga
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR