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Gehan Anil Joseph Amaratunga

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  • Cambridgeshire, GB
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Patents Grantslast 30 patents

  • Information Patent Grant

    Grid synchronisation
    • Patent number 8,310,101
    • Issue date Nov 13, 2012
    • Enecsys Limited
    • Gehan Anil Joseph Amaratunga
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Semiconductor device and method of forming a semiconductor device
    • Patent number 8,304,316
    • Issue date Nov 6, 2012
    • Cambridge Semiconductor Limited
    • Florin Udrea
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Power supply circuits
    • Patent number 8,067,855
    • Issue date Nov 29, 2011
    • Enecsys Limited
    • Asim Mumtaz
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Switching device
    • Patent number 8,053,783
    • Issue date Nov 8, 2011
    • Element Six Limited
    • Gehan Anil Joseph Amaratunga
    • Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
  • Information Patent Grant

    Semiconductor device and method of forming a semiconductor device
    • Patent number 7,679,160
    • Issue date Mar 16, 2010
    • Cambridge Semiconductor Limited
    • Florin Udrea
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Power semiconductor and method of fabrication
    • Patent number 7,589,379
    • Issue date Sep 15, 2009
    • Cambridge Semiconductor Limited
    • Gehan Anil Joseph Amaratunga
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Power semiconductor and method of fabrication
    • Patent number 7,355,226
    • Issue date Apr 8, 2008
    • Cambridge Semiconductor Limited
    • Gehan Anil Joseph Amaratunga
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Field emission cathode and field emission display
    • Patent number 6,853,127
    • Issue date Feb 8, 2005
    • The University of Liverpool
    • William Eccleston
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Patents Applicationslast 30 patents

  • Information Patent Application

    Solar Photovoltaic Systems
    • Publication number 20120161528
    • Publication date Jun 28, 2012
    • Asim Mumtaz
    • Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
  • Information Patent Application

    GRID SYNCHRONISATION
    • Publication number 20110049990
    • Publication date Mar 3, 2011
    • ENECSYS LIMITED
    • Gehan Anil Joseph Amaratunga
    • Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
  • Information Patent Application

    POWER CONDITIONING UNITS
    • Publication number 20100309692
    • Publication date Dec 9, 2010
    • Lesley Chisenga
    • Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
  • Information Patent Application

    POWER SUPPLY DEVICE AND METHOD FOR DRIVING THE SAME
    • Publication number 20100283514
    • Publication date Nov 11, 2010
    • Akitaka Soeno
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Application

    POWER SUPPLY CIRCUITS
    • Publication number 20100264736
    • Publication date Oct 21, 2010
    • Enecys Limited
    • Asim Mumtaz
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Application

    SEMICONDUCTOR DEVICE AND METHOD OF FORMING A SEMICONDUCTOR DEVICE
    • Publication number 20090160015
    • Publication date Jun 25, 2009
    • CAMBRIDGE SEMICONDUCTOR LIMITED
    • Florin UDREA
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    HALF BRIDGE CIRCUIT AND METHOD OF OPERATING A HALF BRIDGE CIRCUIT
    • Publication number 20090058498
    • Publication date Mar 5, 2009
    • CAMBRIDGE SEMICONDUCTOR LIMITED
    • Florin UDREA
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Application

    Switching Device
    • Publication number 20080203397
    • Publication date Aug 28, 2008
    • Gehan Anil Joseph Amaratunga
    • Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
  • Information Patent Application

    Power supply circuits
    • Publication number 20070133241
    • Publication date Jun 14, 2007
    • Asim Mumtaz
    • H03 - BASIC ELECTRONIC CIRCUITRY