Xiaohe Liu

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Woodbury, MN, US

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Patents Grantslast 30 patents

Information Patent Grant
Sound absorptive multilayer composite
- Patent number 7,591,346
- Issue date Sep 22, 2009
- 3M Innovative Properties Company
- Delton R. Thompson, Jr.
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Sound absorptive multilayer composite
- Patent number 7,320,739
- Issue date Jan 22, 2008
- 3M Innovative Properties Company
- Delton R. Thompson, Jr.
- B60 - VEHICLES IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
SOUND ABSORPTIVE MULTILAYER COMPOSITE
- Publication number 20080073146
- Publication date Mar 27, 2008
- 3M Innovative Properties Company
- Delton R. Thompson
- B60 - VEHICLES IN GENERAL
Information Patent Application
Low thickness sound absorptive multilayer composite
- Publication number 20040231914
- Publication date Nov 25, 2004
- 3M Innovative Properties Company
- Delton R. Thompson
- B60 - VEHICLES IN GENERAL
Information Patent Application
Sound absorptive multilayer composite
- Publication number 20040231915
- Publication date Nov 25, 2004
- 3M Innovative Properties Company
- Delton R. Thompson
- B60 - VEHICLES IN GENERAL