David Michael Routtenberg

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Surrey, CA

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Patents Grantslast 30 patents

Information Patent Grant
Service port configurations
- Patent number 6,817,879
- Issue date Nov 16, 2004
- General Hydrogen Corporation
- Alan John Mulvenna
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Wheel stop service port
- Patent number 6,619,342
- Issue date Sep 16, 2003
- General Hydrogen Corporation
- John David Trevor Graham
- B60 - VEHICLES IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
Service port configurations
- Publication number 20030162448
- Publication date Aug 28, 2003
- David Michael Routtenberg
- B60 - VEHICLES IN GENERAL
Information Patent Application
Wheel stop service port
- Publication number 20030075235
- Publication date Apr 24, 2003
- John David Trevor Graham
- B60 - VEHICLES IN GENERAL