Yoshikatsu Asada

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Hitachi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Process for treating suspended substances in liquor
- Patent number 5,324,431
- Issue date Jun 28, 1994
- Hitachi, Ltd.
- Shoji Watanabe
- G05 - CONTROLLING REGULATING
Information Patent Grant
Method of inspecting operation of driving system including a main m...
- Patent number 4,418,391
- Issue date Nov 29, 1983
- Hitachi, Ltd.
- Yoshikatsu Asada
- G07 - CHECKING-DEVICES