Katsumi Iguchi

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Ttsuno, JP

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Patents Grantslast 30 patents

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Furnace for formation of black oxide film on the surface of thin me...
- Patent number 5,002,009
- Issue date Mar 26, 1991
- Kabushiki Kaisha Toshiba
- Toshitomo Hayami
- C21 - METALLURGY OF IRON
Information Patent Grant
Furnace for formation of black oxide film on the surface of thin me...
- Patent number 4,859,251
- Issue date Aug 22, 1989
- Kabushiki Kaisha Toshiba
- Toshitomo Hayami
- C21 - METALLURGY OF IRON