Inventor · disambiguated record
Graham Alan Hards
Also filed as: HARDS GRAHAM A · HARDS GRAHAM ALAN
16 granted patents·4 pending applications·659 citations·filing 1990–2016
94Inventor score
Files withJOHNSON MATTHEY PLC12JOHNSON MATTHEY FUEL CELLS LTD2GASCOYNE JOHN MALCOLM1HARDS GRAHAM ALAN1TECHNICAL FIBRE PRODUCTS LTD1
Top patents by PatentIndex Score
20 records- 0192US6042958AComposite membranesJOHNSON MATTHEY PLC·Filed 1998·Granted Mar 28, 2000·84 cites·28 claims
- 0291US5068161ACatalyst materialJOHNSON MATTHEY PLC·Filed 1990·Granted Nov 26, 1991·177 cites·22 claims
- 0389US5501915APorous electrode for electrode assemblies in a fuel cellJOHNSON MATTHEY PLC·Filed 1995·Granted Mar 26, 1996·112 cites·8 claims
- 0482US7405021B2Water-retaining anode structure for a fuel cellJOHNSON MATTHEY PLC·Filed 2001·Granted Jul 29, 2008·22 cites·9 claims
- 0582US5795669AElectrodeJOHNSON MATTHEY PLC·Filed 1996·Granted Aug 18, 1998·73 cites·14 claims
- 0679US5702839AManufacture of electrodesJOHNSON MATTHEY PLC·Filed 1996·Granted Dec 30, 1997·53 cites·21 claims
- 0777US5871860AManufacture of electrodesJOHNSON MATTHEY PLC·Filed 1997·Granted Feb 16, 1999·49 cites·12 claims
- 0876US5316990ACatalyst materialJOHNSON MATTHEY PLC·Filed 1992·Granted May 31, 1994·52 cites·13 claims
- 0974US6949308B2Gas diffusion substrateTECHNICAL FIBRE PRODUCTS LTD·Filed 2001·Granted Sep 27, 2005·15 cites·18 claims
- 1070US9397348B2CatalystTHEOBALD BRIAN RONALD CHARLES·Filed 2011·Granted Jul 19, 2016·2 cites·11 claims
- 1166US7396610B2SubstrateJOHNSON MATTHEY PLC·Filed 2002·Granted Jul 8, 2008·7 cites·19 claims
- 1265US7052792B2Proton conducting polymer membrane for electrochemical cellJOHNSON MATTHEY PLC·Filed 2001·Granted May 30, 2006·7 cites·1 claims
- 1364US7338732B1Gas diffusion substrate and electrodeJOHNSON MATTHEY PLC·Filed 2000·Granted Mar 4, 2008·6 cites·14 claims
- 1459US7678162B2Gas diffusion substrate and electrodeJOHNSON MATTHEY PLC·Filed 2008·Granted Mar 16, 2010·0 cites·11 claims
- 1558US9548500B2Carbon supported catalystJOHNSON MATTHEY FUEL CELLS LTD·Filed 2012·Granted Jan 17, 2017·0 cites·32 claims
- 1657US2017098833A1Carbon supported catalystJOHNSON MATTHEY FUEL CELLS LTD·Filed 2016·Application pending·0 cites
- 1742US9577269B2Thin film catalytic material for use in fuelHARDS GRAHAM ALAN·Filed 2013·Granted Feb 21, 2017·0 cites·19 claims
- 1841US2004209965A1Process for preparing a solid polymer electrolyte membraneGASCOYNE JOHN MALCOLM·Filed 2004·Application pending·0 cites
- 1940US2004028991A1Material for electrode manufactureFiled 2001·Application pending·0 cites
- 2037US2003012988A1Proton conducting polymer membrane for electrochemical cellFiled 2001·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →