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David E. Williams

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  • Abingdon, GB
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Patents Grantslast 30 patents

  • Information Patent Grant

    Materials for solid-state gas sensors
    • Patent number 6,481,264
    • Issue date Nov 19, 2002
    • Capteur Sensors and Analysers Limited
    • David Edward Williams
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Heart valve prosthesis
    • Patent number 6,171,335
    • Issue date Jan 9, 2001
    • Aortech Europe Limited
    • David John Wheatley
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Semiconducting oxide gas sensors
    • Patent number 6,046,054
    • Issue date Apr 4, 2000
    • Capteur Sensors & Analysers, Ltd.
    • Peter McGeehin
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Multi-electrode gas sensors and methods of making and using them
    • Patent number 5,918,261
    • Issue date Jun 29, 1999
    • Capteur Sensors & Analysers, Ltd.
    • David Edward Williams
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Gas sensor
    • Patent number 5,858,739
    • Issue date Jan 12, 1999
    • Capteur Sensors & Analysers, Ltd.
    • David Edward Williams
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Resistive gas sensing
    • Patent number 5,814,281
    • Issue date Sep 29, 1998
    • Capteur Sensor & Analysers, Ltd.
    • David Edward Williams
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Resistive gas sensing, especially for detection of ozone
    • Patent number 5,811,662
    • Issue date Sep 22, 1998
    • Capteur Sensors & Analysers, Ltd.
    • David Edward Williams
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Monitoring of multiple-electrode gas sensors
    • Patent number 5,789,659
    • Issue date Aug 4, 1998
    • Capteur Sensors & Analysers Ltd.
    • David Edward Williams
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Electro-analysis of liquids and sensing elements for use therein
    • Patent number 5,460,710
    • Issue date Oct 24, 1995
    • Capteur Sensors & Analysers Ltd.
    • David E. Williams
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Sensors
    • Patent number 4,768,012
    • Issue date Aug 30, 1988
    • United Kingdom Atomic Energy Authority
    • David E. Williams
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Oxygen sensors
    • Patent number 4,454,494
    • Issue date Jun 12, 1984
    • Lucas Industries PLC
    • David E. Williams
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Anode
    • Patent number 4,363,706
    • Issue date Dec 14, 1982
    • Imi Kynoch Limited
    • David E. Williams
    • C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR