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Thomas Robertson Ralph

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Patents Grantslast 30 patents

  • Information Patent Grant

    Process
    • Patent number 11,239,485
    • Issue date Feb 1, 2022
    • Johnson Matthey Fuel Cells Limited
    • Robert Jeffrey Coleman
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Process for the recovery of ionomer
    • Patent number 10,964,967
    • Issue date Mar 30, 2021
    • Johnson Matthey Fuel Cells Limited
    • Robert Jeffrey Coleman
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Ternary platinum alloy catalyst
    • Patent number 9,960,430
    • Issue date May 1, 2018
    • Johnson Matthey Fuel Cells Limited
    • Sarah Ball
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    Ternary platinum alloy catalyst
    • Patent number 9,923,210
    • Issue date Mar 20, 2018
    • Johnson Matthey Fuel Cells Limited
    • Sarah Ball
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Membrane structure
    • Patent number 9,692,071
    • Issue date Jun 27, 2017
    • Johnson Matthey Fuel Cells Limited
    • David Edward Barnwell
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Membrane electrode assembly
    • Patent number 8,399,145
    • Issue date Mar 19, 2013
    • Johnson Matthey Fuel Cells Limited
    • David Edward Barnwell
    • Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
  • Information Patent Grant

    Water-retaining anode structure for a fuel cell
    • Patent number 7,405,021
    • Issue date Jul 29, 2008
    • Johnson Matthey Public Limited Company
    • John Malcolm Gascoyne
    • Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
  • Information Patent Grant

    Substrate
    • Patent number 7,396,610
    • Issue date Jul 8, 2008
    • Johnson Matthey Public Limited Company
    • Christopher James Barnett
    • Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
  • Information Patent Grant

    Composite membrane
    • Patent number 7,128,993
    • Issue date Oct 31, 2006
    • Johnson Matthey Public Limited Company
    • David Edward Barnwell
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Proton conducting polymer membrane for electrochemical cell
    • Patent number 7,052,792
    • Issue date May 30, 2006
    • Johnson Matthey Public Limited Company
    • John Malcolm Gascoyne
    • Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
  • Information Patent Grant

    Gas diffusion substrate
    • Patent number 7,049,025
    • Issue date May 23, 2006
    • Johnson Matthey Public Limited Company
    • Susan Joy Cooper
    • Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
  • Information Patent Grant

    Gas diffusion substrate
    • Patent number 6,949,308
    • Issue date Sep 27, 2005
    • Johnson Matthey Public Limited Company
    • John Malcolm Gascoyne
    • Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
  • Information Patent Grant

    Solid polymer fuel cell with improved voltage reversal tolerance
    • Patent number 6,936,370
    • Issue date Aug 30, 2005
    • Ballard Power Systems Inc.
    • Shanna D. Knights
    • Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
  • Information Patent Grant

    Non-woven fiber webs
    • Patent number 6,677,073
    • Issue date Jan 13, 2004
    • Johnson Matthey Public Limited Company
    • Karen Leanne Brown
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
  • Information Patent Grant

    Gas diffusion substrates
    • Patent number 6,531,240
    • Issue date Mar 11, 2003
    • Johnson Matthey Public Limited Company
    • Karen Leanne Brown
    • Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
  • Information Patent Grant

    Composite membranes
    • Patent number 6,042,958
    • Issue date Mar 28, 2000
    • Johnson Matthey Public Limited Company
    • Jan Denton
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Electrode
    • Patent number 5,795,669
    • Issue date Aug 18, 1998
    • Johnson Matthey Public Limited Company
    • David Wilkinson
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Catalyst material
    • Patent number 5,759,944
    • Issue date Jun 2, 1998
    • Johnson Matthey Public Limited Company
    • Jeffrey S Buchanan
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Porous electrode for electrode assemblies in a fuel cell
    • Patent number 5,501,915
    • Issue date Mar 26, 1996
    • Johnson Matthey Public Limited Company
    • Graham A. Hards
    • H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

  • Information Patent Application

    OXYGEN EVOLUTION REACTION CATALYST
    • Publication number 20240266551
    • Publication date Aug 8, 2024
    • JOHNSON MATTHEY HYDROGEN TECHNOLOGIES LIMITED
    • John BLAKE
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    MEMBRANE AND PROCESS
    • Publication number 20230352713
    • Publication date Nov 2, 2023
    • JOHNSON MATTHEY HYDROGEN TECHNOLOGIES LIMITED
    • David Edward BARNWELL
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    MEMBRANE AND PROCESS
    • Publication number 20200303753
    • Publication date Sep 24, 2020
    • David Edward BARNWELL
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    Process
    • Publication number 20200203751
    • Publication date Jun 25, 2020
    • JOHNSON MATTHEY FUEL CELLS LIMITED
    • Robert Jeffrey Coleman
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Application

    TERNARY PLATINUM ALLOY CATALYST
    • Publication number 20180166695
    • Publication date Jun 14, 2018
    • JOHNSON MATTHEY FUEL CELLS LIMITED
    • SARAH BALL
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Application

    PROCESS
    • Publication number 20180108932
    • Publication date Apr 19, 2018
    • JOHNSON MATTHEY FUEL CELLS LIMITED
    • Robert Jeffrey COLEMAN
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    TERNARY PLATINUM ALLOY CATALYST
    • Publication number 20140205928
    • Publication date Jul 24, 2014
    • JOHNSON MATTHEY FUEL CELLS LIMITED
    • Sarah BALL
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    MEMBRANE STRUCTURE
    • Publication number 20130224623
    • Publication date Aug 29, 2013
    • JOHNSON MATTHEY FUEL CELLS LIMITED
    • David Edward Barnwell
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    TERNARY PLATINUM ALLOY CATALYST
    • Publication number 20120046161
    • Publication date Feb 23, 2012
    • Johnson Matthey Public Limited Company
    • Sarah Ball
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Application

    ION-CONDUCTING MEMBRANE STRUCTURES
    • Publication number 20110091790
    • Publication date Apr 21, 2011
    • Johnson Matthey Public Limited Company
    • David Edward Barnwell
    • Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
  • Information Patent Application

    MEMBRANE ELECTRODE ASSEMBLY
    • Publication number 20100209811
    • Publication date Aug 19, 2010
    • Johnson Matthey Public Limited Company
    • David Edward Barnwell
    • Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
  • Information Patent Application

    Fuel Cell Anode Structures For Voltage Reversal Tolerance
    • Publication number 20090214765
    • Publication date Aug 27, 2009
    • John M. Gascoyne
    • Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
  • Information Patent Application

    Electrocatalyst ink
    • Publication number 20050151121
    • Publication date Jul 14, 2005
    • Johnson Matthey Public Limited Company
    • Silvain Buche
    • C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
  • Information Patent Application

    Substrate
    • Publication number 20040266299
    • Publication date Dec 30, 2004
    • Dharshini Chryshatha Fongalland
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Application

    Substrate
    • Publication number 20040214071
    • Publication date Oct 28, 2004
    • Christopher James Barnett
    • Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
  • Information Patent Application

    Process for preparing a solid polymer electrolyte membrane
    • Publication number 20040209965
    • Publication date Oct 21, 2004
    • John Malcolm Gascoyne
    • Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
  • Information Patent Application

    Substrate binder
    • Publication number 20040208993
    • Publication date Oct 21, 2004
    • Dharshini Chryshantha Fongalland
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Application

    Fuel cell anode structures for voltage reversal tolerance
    • Publication number 20040166400
    • Publication date Aug 26, 2004
    • John M. Gascoyne
    • Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
  • Information Patent Application

    Electrochemical structure
    • Publication number 20040076871
    • Publication date Apr 22, 2004
    • John Malcolm Gascoyne
    • Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
  • Information Patent Application

    Gas diffusion substrate
    • Publication number 20040058123
    • Publication date Mar 25, 2004
    • Susan Joy Cooper
    • Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
  • Information Patent Application

    Material for electrode manufacture
    • Publication number 20040028991
    • Publication date Feb 12, 2004
    • John Malcolm Gascoyne
    • Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
  • Information Patent Application

    Composite membrane
    • Publication number 20040009385
    • Publication date Jan 15, 2004
    • David Edward Barnwell
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Application

    Gas diffusion substrate
    • Publication number 20030134179
    • Publication date Jul 17, 2003
    • John Malcolm Gascoyne
    • Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
  • Information Patent Application

    Proton conducting polymer membrane for electrochemical cell
    • Publication number 20030031909
    • Publication date Feb 13, 2003
    • John Malcolm Gascoyne
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    Proton conducting polymer membrane for electrochemical cell
    • Publication number 20030012988
    • Publication date Jan 16, 2003
    • John Malcom Gascoyne
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    Fuel cell anode structures for voltage reversal tolerance
    • Publication number 20020015879
    • Publication date Feb 7, 2002
    • John M. Gascoyne
    • H01 - BASIC ELECTRIC ELEMENTS