Ping Hao

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Charlotte, NC, US

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Patents Grantslast 30 patents

Information Patent Grant
Hydroentangled filter media and method
- Patent number 7,381,669
- Issue date Jun 3, 2008
- Polymer Group, Inc.
- Charles Eric Pearce
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information Patent Grant
Hydroentangled filter media and method
- Patent number 7,015,158
- Issue date Mar 21, 2006
- Polymer Group, Inc.
- Charles Eric Pearce
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information Patent Grant
Hydroentangled filter media with improved static decay and method
- Patent number 6,942,711
- Issue date Sep 13, 2005
- Polymer Group, Inc.
- Richard Faulkner
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC

Patents Applicationslast 30 patents

Information Patent Application
Hydroentangled filter media and method
- Publication number 20060111004
- Publication date May 25, 2006
- Polymer Group, Inc.
- Charles Eric Pearce
- D04 - BRAIDING LACE-MAKING KNITTING TRIMMINGS NON-WOVEN FABRICS
Information Patent Application
Hydroentangled liquid filter media and method of manufacture
- Publication number 20050000890
- Publication date Jan 6, 2005
- Polymer Group, Inc.
- Charles Eric Pearce
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
Hydroentangled filter media with improved static decay and method
- Publication number 20040211163
- Publication date Oct 28, 2004
- Richard Faulkner
- D04 - BRAIDING LACE-MAKING KNITTING TRIMMINGS NON-WOVEN FABRICS
Information Patent Application
Hydroentangled filter media and method
- Publication number 20020187703
- Publication date Dec 12, 2002
- Charles Eric Pearce
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL