Kechang Xing

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Brampton, CA

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Patents Grantslast 30 patents

Information Patent Grant
Portable thermo-plastic welding machine and method
- Patent number 7,328,734
- Issue date Feb 12, 2008
- Royal Group, Inc.
- Brian Bacik
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
Portable thermo-plastic welding machine and method
- Publication number 20050121132
- Publication date Jun 9, 2005
- Brian Bacik
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL