Bo Hu

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Patents Grantslast 30 patents

Information Patent Grant
Fe-based sintered alloy manufacturing process, Fe-based sintered al...
- Patent number 5,967,110
- Issue date Oct 19, 1999
- Hitachi Powered Metals Co., Ltd.
- Tadayuki Tsutsui
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Manufacturing process of sintered iron alloy improved in machinabil...
- Patent number 5,819,154
- Issue date Oct 6, 1998
- Hitachi Powdered Metal Co., Ltd.
- Bo Hu
- B22 - CASTING POWDER METALLURGY