Vu Q. Nguyen

Follow

Person

Arnold, MD, US

People

Patents Grantslast 30 patents

Information Patent Grant
Roofing asphalt composition
- Patent number 9,932,477
- Issue date Apr 3, 2018
- Bitumar Inc.
- Hua Qin Liu
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Method of the production of a roofing asphalt composition using cat...
- Patent number 9,279,042
- Issue date Mar 8, 2016
- Bitumar Inc.
- Hua Qin Liu
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Patents Applicationslast 30 patents

Information Patent Application
ROOFING ASPHALT COMPOSITION
- Publication number 20160009920
- Publication date Jan 14, 2016
- BITUMAR INC.
- Hua Qin Liu
- E04 - BUILDING
Information Patent Application
METHOD OF THE PRODUCTION OF A ROOFING ASPHALT COMPOSITION USING CAT...
- Publication number 20160009894
- Publication date Jan 14, 2016
- BITUMAR INC.
- Hua Qin Liu
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Building material composition
- Publication number 20090258972
- Publication date Oct 15, 2009
- BITUMAR INC.
- Serban Iliuta
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL