Tatsushi Aizawa

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Chiyodamura, JP

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Patents Grantslast 30 patents

Information Patent Grant
Continuous casting apparatus of twin-drum type
- Patent number 4,723,590
- Issue date Feb 9, 1988
- Hitachi, Ltd.
- Takashi Yamauchi
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Method of and apparatus for continuously casting metal strip
- Patent number 4,561,488
- Issue date Dec 31, 1985
- Hitachi, Ltd.
- Eisuke Niyama
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Method for the production of heat exchangers
- Patent number 4,285,385
- Issue date Aug 25, 1981
- Hitachi, Ltd.
- Masakatsu Hayashi
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Method of forming three-dimensional network porous metallic structu...
- Patent number 4,235,277
- Issue date Nov 25, 1980
- Hitachi, Ltd.
- Tatsushi Aizawa
- B22 - CASTING POWDER METALLURGY