Qingfa Li

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Singapore, SG

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Patents Grantslast 30 patents

Information Patent Grant
Production of composite materials by powder injection molding and i...
- Patent number 7,063,815
- Issue date Jun 20, 2006
- Agency for Science, Technology and Research
- Qingfa Li
- B22 - CASTING POWDER METALLURGY

Patents Applicationslast 30 patents

Information Patent Application
Method of forming articles from alloys of tin and/or titanium
- Publication number 20050163646
- Publication date Jul 28, 2005
- Qingfa Li
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
Production of composite materials by powder injection molding and i...
- Publication number 20050123433
- Publication date Jun 9, 2005
- Qingfa Li
- B22 - CASTING POWDER METALLURGY
Information Patent Application
Double-layer metal sheet and method of fabricating the same
- Publication number 20050019199
- Publication date Jan 27, 2005
- Agency for Science, Technology and Research
- Qingfa Li
- B22 - CASTING POWDER METALLURGY