Inventor · disambiguated record
Michael M. Walsh
Also filed as: WALSH MICHAEL · WALSH MICHAEL M
37 granted patents·3 pending applications·965 citations·filing 1975–2023
98Inventor score
Top patents by PatentIndex Score
40 records- 0196US4434617AStart-up and control method and apparatus for resonant free piston Stirling engineMECHANICAL TECH INC·Filed 1982·Granted Mar 6, 1984·81 cites·10 claims
- 0294US6372372B1Clamping system for a fuel cell stackPLUG POWER INC·Filed 2000·Granted Apr 16, 2002·80 cites·17 claims
- 0393US6541148B1Manifold system for a fuel cell stackPLUG POWER INC·Filed 2000·Granted Apr 1, 2003·60 cites·7 claims
- 0491US6492044B1Reactant conditioning for high temperature fuel cellsPLUG POWER INC·Filed 2000·Granted Dec 10, 2002·47 cites·11 claims
- 0591US6110612AStructure for common access and support of fuel cell stacksPLUG POWER INC·Filed 1999·Granted Aug 29, 2000·105 cites·44 claims
- 0691US4200081AValve selectorEATON CORP·Filed 1975·Granted Apr 29, 1980·50 cites·19 claims
- 0789US4380219AValve disabling mechanismEATON CORP·Filed 1975·Granted Apr 19, 1983·34 cites·36 claims
- 0888US6096450AFuel cell assembly fluid flow plate having conductive fibers and rigidizing material thereinPLUG POWER INC·Filed 1998·Granted Aug 1, 2000·91 cites·24 claims
- 0983US4458489AResonant free-piston Stirling engine having virtual rod displacer and linear electrodynamic machine control of displacer drive/dampingMECHANICAL TECH INC·Filed 1982·Granted Jul 10, 1984·34 cites·32 claims
- 1083US4253491AFluid flow regulating valve and systemEATON CORP·Filed 1980·Granted Mar 3, 1981·43 cites·8 claims
- 1181US4230149AFluid flow regulating valve and systemEATON CORP·Filed 1978·Granted Oct 28, 1980·30 cites·15 claims
- 1278US9566786B2Droplet deposition apparatus and method for manufacturing the sameXAAR TECHNOLOGY LTD·Filed 2014·Granted Feb 14, 2017·3 cites·18 claims
- 1378US6610431B1Method and apparatus for establishing a negative pressure inside an enclosure that houses a fuel cell systemPLUG POWER INC·Filed 2000·Granted Aug 26, 2003·14 cites·7 claims
- 1477US6787263B2Method and apparatus for establishing a negative pressure inside an enclosure that houses a fuel cell systemPLUG POWER INC·Filed 2003·Granted Sep 7, 2004·13 cites·12 claims
- 1577US6489048B1Operating a fuel cell system during low power demandPLUG POWER INC·Filed 2000·Granted Dec 3, 2002·16 cites·21 claims
- 1676US6146779AFluid flow plate, fuel cell assembly system, and method employing same for controlling heat in fuel cellsPLUG POWER INC·Filed 1999·Granted Nov 14, 2000·52 cites·28 claims
- 1774US6558826B1Fuel cell system fluid recoveryPLUG POWER INC·Filed 2000·Granted May 6, 2003·9 cites·20 claims
- 1871US6562498B1Fuel cell systemPLUG POWER INC·Filed 2000·Granted May 13, 2003·9 cites·6 claims
- 1970US7041411B2Method and apparatus for collecting condensate from combustible gas streams in an integrated fuel cell systemPLUG POWER INC·Filed 2002·Granted May 9, 2006·9 cites·12 claims
- 2068US5998054AFuel cell membrane hydration and fluid meteringPLUG POWER L L C·Filed 1997·Granted Dec 7, 1999·35 cites·24 claims
- 2166US6913848B2Fuel cell reactant controlPLUG POWER INC·Filed 2002·Granted Jul 5, 2005·6 cites·15 claims
- 2266US6562506B1Fuel-cell system with a pivotable stack installation assemblyPLUG POWER LLC·Filed 2000·Granted May 13, 2003·7 cites·33 claims
- 2365US6001502ACurrent conducting end plate of fuel cell assemblyPLUG POWER L L C·Filed 1997·Granted Dec 14, 1999·35 cites·29 claims
- 2460US4593608ALightweight piston-rod assembly for a reciprocating machineMECHANICAL TECH INC·Filed 1984·Granted Jun 10, 1986·15 cites·3 claims
- 2558US4545341AMeans and method of balancing multi-cylinder reciprocating machinesMECHANICAL TECH INC·Filed 1984·Granted Oct 8, 1985·17 cites·16 claims
- 2658US4305356AValve selector assemblyEATON CORP·Filed 1980·Granted Dec 15, 1981·15 cites·14 claims
- 2757US6743540B2Method and apparatus for collecting condensate in an integrated fuel cell systemPLUG POWER INC·Filed 2002·Granted Jun 1, 2004·3 cites·10 claims
- 2853US12275242B2Actuator component for a droplet ejection head and method for manufacturing the sameXAAR TECHNOLOGY LTD·Filed 2021·Granted Apr 15, 2025·0 cites·19 claims
- 2953US4065100AHoist load brakeEATON CORP·Filed 1976·Granted Dec 27, 1977·11 cites·7 claims
- 3052US9895886B2Droplet deposition apparatus and method for manufacturing the sameXAAR TECHNOLOGY LTD·Filed 2016·Granted Feb 20, 2018·0 cites·22 claims
- 3149US7514165B2Fuel cell system fluid recoveryPLUG POWER INC·Filed 2003·Granted Apr 7, 2009·0 cites·5 claims
- 3248US6528198B1Fuel cell membrane hydration and fluid meteringPLUG POWER INC·Filed 1999·Granted Mar 4, 2003·14 cites·9 claims
- 3345US5469881AValve assembliesCONTROL COMPONENTS·Filed 1994·Granted Nov 28, 1995·16 cites·7 claims
- 3443US4432204ALinear hydraulic drive system for a Stirling engineMECHANICAL TECH INC·Filed 1982·Granted Feb 21, 1984·7 cites·10 claims
- 3542US2002160246A1Enthalpy recovery system and methodPLUG POWER INC·Filed 2002·Application pending·0 cites
- 3642US2003044662A1Method and apparatus for thermal management in a fuel cell systemPLUG POWER INC·Filed 2002·Application pending·0 cites
- 3736US4029185ATorque transmitting and indicating deviceEATON CORP·Filed 1975·Granted Jun 14, 1977·4 cites·23 claims
- 3836US2013136870A1Droplet Deposition Apparatus and Method for Manufacturing the SameWALSH MICHAEL·Filed 2011·Application pending·0 cites
- 3935USD1078842SPrintheadXAAR TECHNOLOGY LTD·Filed 2023·Granted Jun 10, 2025·0 cites·1 claims
- 4031US7014937B2Architected fuel cell system for modular applicationPLUG POWER INC·Filed 2002·Granted Mar 21, 2006·0 cites·17 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →