Joshua C. Liu

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Murrysville, PA, US

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Patents Grantslast 30 patents

Information Patent Grant
Method of manufacturing a caster roll
- Patent number 6,971,174
- Issue date Dec 6, 2005
- Alcoa Inc.
- Joshua C. Liu
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Caster roll
- Patent number 6,892,793
- Issue date May 17, 2005
- Alcoa Inc.
- Joshua C. Liu
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Vertical caster and associated method
- Patent number 5,909,764
- Issue date Jun 8, 1999
- Aluminum Company of America
- Adam J. Sartschev
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Vertical bar caster
- Patent number 5,725,046
- Issue date Mar 10, 1998
- Aluminum Company of America
- Adam J. Sartschev
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Shot sleeve having a passageway for fluid flow
- Patent number 5,492,166
- Issue date Feb 20, 1996
- Aluminum Company of America
- Joshua C. Liu
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Continuous casting machine with mold block assemblies interlinked b...
- Patent number 5,133,401
- Issue date Jul 28, 1992
- Aluminum Company of America
- Lawrence W. Cisko
- B22 - CASTING POWDER METALLURGY

Patents Applicationslast 30 patents

Information Patent Application
Caster roll
- Publication number 20040129403
- Publication date Jul 8, 2004
- Joshua C. Liu
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
Method of manufacturing a caster roll
- Publication number 20040128833
- Publication date Jul 8, 2004
- Joshua C. Liu
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...