HOKKOU METAL INDUSTRY CO., LTD.

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Akita, JP

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Patents Grantslast 30 patents

Information Patent Grant
High-manganese spheroidal graphite cast iron
- Patent number 8,585,837
- Issue date Nov 19, 2013
- Hokkou Metal Industry Co., Ltd.
- Eiji Otsuki
- C21 - METALLURGY OF IRON

Patents Applicationslast 30 patents

Information Patent Application
HIGH-MANGANESE SPHEROIDAL GRAPHITE CAST IRON
- Publication number 20110290384
- Publication date Dec 1, 2011
- HOKKOU METAL INDUSTRY CO., LTD.
- Eiji Otsuki
- C21 - METALLURGY OF IRON

Trademarklast 30 trademarks