David O Lewis

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Stratford upon Avon, GB

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Patents Grantslast 30 patents

Information Patent Grant
Traffic switching between different wavelength multiplexed channels...
- Patent number 6,519,061
- Issue date Feb 11, 2003
- Marconi Communications Limited
- David O Lewis
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Upgrading optical communications systems without traffic interruption
- Patent number 6,486,988
- Issue date Nov 26, 2002
- Marconi Communications Limited
- David O Lewis
- H04 - ELECTRIC COMMUNICATION TECHNIQUE