Oene Roorda

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Calgary, CA

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Patents Grantslast 30 patents

Information Patent Grant
Valve and assembly for axially movable members
- Patent number 6,443,183
- Issue date Sep 3, 2002
- Transcend Inc.
- Oene Roorda
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents

Information Patent Application
Check Valve
- Publication number 20100101668
- Publication date Apr 29, 2010
- Oene ROORDA
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
Valve and assembly for axially movable members
- Publication number 20020189688
- Publication date Dec 19, 2002
- Oene Roorda
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...