Graham Heeks

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Cheshire, GB

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Patents Grantslast 30 patents

Information Patent Grant
Valve arrangement and traffic calming device incorporating such an...
- Patent number 7,004,193
- Issue date Feb 28, 2006
- Autospan Limited
- Graham Heeks
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
Information Patent Grant
Valve arrangement and traffic calming device incorporating such an...
- Patent number 6,726,399
- Issue date Apr 27, 2004
- Autospan Limited
- Graham Heeks
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
Information Patent Grant
Deformable speed hump
- Patent number 6,659,682
- Issue date Dec 9, 2003
- Autospan Limited
- Graham Heeks
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES

Patents Applicationslast 30 patents

Information Patent Application
Valve arrangement and traffic calming device incorporating such an...
- Publication number 20040177888
- Publication date Sep 16, 2004
- Autospan Limited
- Graham Heeks
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
Information Patent Application
Valve arrangment and traffic calming device incorporating such an a...
- Publication number 20030143023
- Publication date Jul 31, 2003
- Graham Heeks
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
Information Patent Application
Deformable speed bump
- Publication number 20020085881
- Publication date Jul 4, 2002
- Graham Heeks
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES