David van Houten

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Stevensville, MI, US

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Patents Grantslast 30 patents

Information Patent Grant
Expansion tank with double diaphragm
- Patent number 7,322,488
- Issue date Jan 29, 2008
- Flexcon Industries Trust
- Robert Lombari
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Pressure regulating valve
- Patent number 7,052,243
- Issue date May 30, 2006
- Flexcon Industries
- Gerard Duggan
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Pressure regulating valve
- Patent number 6,644,929
- Issue date Nov 11, 2003
- Flexcon Industries
- Gerard Duggan
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents

Information Patent Application
Expansion tank with double diaphragm
- Publication number 20060131314
- Publication date Jun 22, 2006
- Robert Lombari
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Application
Pressure regulating valve
- Publication number 20050118031
- Publication date Jun 2, 2005
- Gerard Duggan
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
Pressure regulating valve
- Publication number 20020046844
- Publication date Apr 25, 2002
- Gerard Duggan
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...