Inventor · disambiguated record
Patrick L. Hagans
Also filed as: HAGANS PATRICK · HAGANS PATRICK L
20 granted patents·9 pending applications·254 citations·filing 1984–2017
95Inventor score
Top patents by PatentIndex Score
29 records- 0187US6267866B1Fabrication of a high surface area boron-doped diamond coated metal mesh for electrochemical applicationsUS NAVY·Filed 1999·Granted Jul 31, 2001·71 cites·4 claims
- 0285US9689822B2Characterization of dielectric materialsUT BATTELLE LLC·Filed 2015·Granted Jun 27, 2017·4 cites·15 claims
- 0385US6955861B2Fuel cell system, and method of protecting a fuel cell from freezingUTC FUEL CELLS LLC·Filed 2002·Granted Oct 18, 2005·30 cites·27 claims
- 0483US8304365B2Stabilized platinum catalystSHAO MINHUA·Filed 2008·Granted Nov 6, 2012·7 cites·20 claims
- 0578US6979509B2Freeze tolerant fuel cell power plant with a two-component mixed coolantUTC FUEL CELLS LLC·Filed 2003·Granted Dec 27, 2005·15 cites·12 claims
- 0677US4767678ACorrosion resistant magnesium and aluminum oxalloysDOW CHEMICAL CO·Filed 1986·Granted Aug 30, 1988·31 cites·24 claims
- 0777US4613386AMethod of making corrosion resistant magnesium and aluminum oxyalloysDOW CHEMICAL CO·Filed 1984·Granted Sep 23, 1986·29 cites·43 claims
- 0874US8389175B2Fuel cell having a stabilized cathode catalystSHAO MINHUA·Filed 2008·Granted Mar 5, 2013·2 cites·20 claims
- 0971US7090940B2Freeze tolerant fuel cell power plant with a direct contact heat exchangerUTC FUEL CELLS LLC·Filed 2003·Granted Aug 15, 2006·9 cites·14 claims
- 1070US6709777B2Performance recovery process for PEM fuel cellsUTC FUEL CELLS LLC·Filed 2002·Granted Mar 23, 2004·9 cites·18 claims
- 1164US2015091530A1Deep-discharge conditioning for lithium-ion cellsNAVITAS SYSTEMS LLC·Filed 2014·Application pending·0 cites
- 1263US8920985B2Power generation method using a fuel cell having a stabilized cathode catalystBALLARD POWER SYSTEMS·Filed 2013·Granted Dec 30, 2014·0 cites·17 claims
- 1361US2017117592A1Deep-discharge conditioning for lithium-ion cellsNAVITAS SYSTEMS LLC·Filed 2017·Application pending·0 cites
- 1459US7049018B2Method of operating a fuel cell system under freezing conditionsUTC FUEL CELLS LLC·Filed 2003·Granted May 23, 2006·3 cites·6 claims
- 1559US6835480B2Method of using a temporary dilute surfactant water solution to enhance mass transport in a fuel cellUTC FUEL CELLS LLC·Filed 2002·Granted Dec 28, 2004·4 cites·13 claims
- 1656US4659629AFormation of a protective outer layer on magnesium alloys containing aluminumDOW CHEMICAL CO·Filed 1985·Granted Apr 21, 1987·16 cites·17 claims
- 1755US6569308B2Fabrication of a high surface area diamond-like carbon or dirty diamond coated metal mesh for electrochemical applicationsUS NAVY·Filed 2001·Granted May 27, 2003·4 cites·5 claims
- 1854US2006257700A1Freeze tolerant fuel cell power plant with a direct contact heat exchangerSCHROOTEN JEREMY A·Filed 2006·Application pending·0 cites
- 1944US5073461ATribochemical method of producing an oxidized surface on a ceramic or metal-ceramicDOW CHEMICAL CO·Filed 1989·Granted Dec 17, 1991·8 cites·13 claims
- 2044US2005084732A1Fuel cell stack having an improved current collector and insulatorFiled 2003·Application pending·0 cites
- 2141US8309264B2Fuel cell flow field having strong, chemically stable metal bipolar platesBURLATSKY SERGEI F·Filed 2006·Granted Nov 13, 2012·0 cites·16 claims
- 2241US2013183568A1Composite separator for electrochemical cell and method for its manufactureBABINEC SUSAN J·Filed 2010·Application pending·0 cites
- 2341US2004247967A1Maintaining PEM fuel cell performance with sub-freezing boot strap startsFiled 2004·Application pending·0 cites
- 2441US2010055538A1Fuel cell flow field having metal bipolar platesZHANG WEILONG·Filed 2006·Application pending·0 cites
- 2539US2008160354A1Metal alloy bipolar plates for fuel cellZHANG WEILONG·Filed 2006·Application pending·0 cites
- 2637US4569699AMethod for providing a corrosion resistant coating for magnesium containing materialsDOW CHEMICAL CO·Filed 1985·Granted Feb 11, 1986·6 cites·14 claims
- 2733US4871526AHeterogeneous catalytic oxidation of organophosphonate estersUNIV PITTSBURGH·Filed 1988·Granted Oct 3, 1989·3 cites·20 claims
- 2832US5098789AMethod of producing low friction under high vacuum on a ceramic or metal-ceramicDOW CHEMICAL CO·Filed 1989·Granted Mar 24, 1992·3 cites·3 claims
- 2929US2017125759A1Methods for preventing or containing thermal runaway in a battery packNAVITAS SYSTEMS LLC·Filed 2015·Application pending·0 cites
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