Gregory A. Westra

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Sparks, MD, US

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Patents Grantslast 30 patents

Information Patent Grant
Poured concrete wall insulation
- Patent number 6,434,902
- Issue date Aug 20, 2002
- Gregory A. Westra
- E04 - BUILDING
Information Patent Grant
Insulated concrete wall
- Patent number 6,351,918
- Issue date Mar 5, 2002
- Albert P. Westra
- E04 - BUILDING
Information Patent Grant
Insulated concrete wall
- Patent number 6,079,176
- Issue date Jun 27, 2000
- Albert P. Westra
- E04 - BUILDING

Patents Applicationslast 30 patents

Information Patent Application
WALL INSULATION SYSTEM
- Publication number 20140059955
- Publication date Mar 6, 2014
- GREGORY WESTRA
- E04 - BUILDING
Information Patent Application
WALL INSULATION SYSTEM AND A METHOD OF INSTALLING THE SAME
- Publication number 20120186178
- Publication date Jul 26, 2012
- GREGORY WESTRA
- E04 - BUILDING
Information Patent Application
Buck system
- Publication number 20100269433
- Publication date Oct 28, 2010
- Gregory Westra
- E04 - BUILDING
Information Patent Application
Method and apparatus for insulating a concrete wall
- Publication number 20060277855
- Publication date Dec 14, 2006
- Gregory A. Westra
- E04 - BUILDING