Yoshitaka Nakayama

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Hitachiota, JP

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Patents Grantslast 30 patents

Information Patent Grant
Slide structure and continuous hot dipping apparatus having slide s...
- Patent number 5,711,613
- Issue date Jan 27, 1998
- Hitachi, Ltd.
- Takahiko Ookouchi
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Apparatus which comes in contact with molten metal and composite me...
- Patent number 5,634,977
- Issue date Jun 3, 1997
- Hitachi, Ltd.
- Takahiko Ookouchi
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Continuous hot dipping apparatus and slide bearing structure therefor
- Patent number 5,571,327
- Issue date Nov 5, 1996
- Hitachi, Ltd.
- Takahiko Ookouchi
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Roller for use in molten metal bath
- Patent number 5,380,264
- Issue date Jan 10, 1995
- Hitachi, Ltd.
- Takahiko Ookouchi
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Apparatus which comes in contact with molten metal and composite me...
- Patent number 5,252,130
- Issue date Oct 12, 1993
- Hitachi, Ltd.
- Takahiko Ookouchi
- B22 - CASTING POWDER METALLURGY