ChangQing Shen

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Lakewood, CO, US

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Patents Grantslast 30 patents

Information Patent Grant
Fiberizing bushing with different size tips
- Patent number 8,006,519
- Issue date Aug 30, 2011
- Johns Manville
- ChangQing Shen
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Grant
Carpet primary backing material
- Patent number 7,802,529
- Issue date Sep 28, 2010
- Johns Manville
- ChangQing Shen
- D05 - SEWING EMBROIDERING TUFTING

Patents Applicationslast 30 patents

Information Patent Application
FIBERIZING BUSHING AND METHOD FOR FIBERIZING MOLTEN MATERIAL
- Publication number 20110277512
- Publication date Nov 17, 2011
- ChangQing Shen
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Application
Rolled sheet product
- Publication number 20090277126
- Publication date Nov 12, 2009
- Heidi Ailee Wollert
- B32 - LAYERED PRODUCTS
Information Patent Application
Fiberizing bushing and method for fiberizing molten material
- Publication number 20080250818
- Publication date Oct 16, 2008
- ChangQing Shen
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Application
Carpet primary backing material
- Publication number 20070266534
- Publication date Nov 22, 2007
- ChangQing Shen
- D05 - SEWING EMBROIDERING TUFTING