William Leslie Barnes

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Topsham, GB

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Patents Grantslast 30 patents

Information Patent Grant
Optoelectronic device with periodic grating microstructure
- Patent number 8,129,738
- Issue date Mar 6, 2012
- QinetiQ Limited
- William L Barnes
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Grant
Light emitting diode with improved efficiency
- Patent number 6,967,437
- Issue date Nov 22, 2005
- University of Durham
- Ifor David William Samuel
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
Optoelectronic device
- Publication number 20110024778
- Publication date Feb 3, 2011
- QinetiQ Limited
- William L. Barnes
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Application
Optoelectronic devices
- Publication number 20050269578
- Publication date Dec 8, 2005
- William Leslie Barnes
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Application
Radiation emitting devices
- Publication number 20020048304
- Publication date Apr 25, 2002
- William Leslie Barnes
- H01 - BASIC ELECTRIC ELEMENTS