Andrew G. Dempster

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London, GB

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Patents Grantslast 30 patents

Information Patent Grant
Satellite-based positioning system improvement
- Patent number 7,463,189
- Issue date Dec 9, 2008
- SigNav Pty Ltd.
- Roderick C. Bryant
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Satellite-based positioning system receiver for weak signal operation
- Patent number 6,642,884
- Issue date Nov 4, 2003
- SIGTEC Navigation Pty Ltd.
- Roderick C. Bryant
- G01 - MEASURING TESTING

Patents Applicationslast 30 patents

Information Patent Application
Satellite-based positioning system receiver for weak signal operation
- Publication number 20020005802
- Publication date Jan 17, 2002
- Roderick C. Bryant
- G01 - MEASURING TESTING