Shiro Nakamura

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Patents Grantslast 30 patents

Information Patent Grant
Manufacturing method for hollow cast product with bottom
- Patent number 4,785,871
- Issue date Nov 22, 1988
- Kubota Ltd.
- Shiro Nakamura
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Mold and manufacturing method for hollow cast product with bottom
- Patent number 4,729,419
- Issue date Mar 8, 1988
- Kubota Ltd.
- Shiro Nakamura
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
High chrome work roll
- Patent number 4,433,032
- Issue date Feb 21, 1984
- Kubota Ltd.
- Shiro Nakamura
- B32 - LAYERED PRODUCTS