Yoji Namekawa

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Wear-resistant cast aluminum alloy process of producing the same
- Patent number 5,762,728
- Issue date Jun 9, 1998
- Nippon Light Metal Company Ltd.
- Yukio Kuramasu
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Aluminum alloy for forging, process for casting the same and proces...
- Patent number 5,582,659
- Issue date Dec 10, 1996
- Nippon Light Metal Co., Ltd.
- Akio Hashimoto
- B22 - CASTING POWDER METALLURGY