Inventor · disambiguated record
William Ernst
Also filed as: ERNST WILLIAM · ERNST WILLIAM D
5 granted patents·2 pending applications·233 citations·filing 1982–2010
84Inventor score
Top patents by PatentIndex Score
7 records- 0190US5945232APEM-type fuel cell assembly having multiple parallel fuel cell sub-stacks employing shared fluid plate assemblies and shared membrane electrode assembliesPLUG POWER LLC·Filed 1998·Granted Aug 31, 1999·134 cites·47 claims
- 0289US7753989B2Direct passivation of metal powderCRISTAL US INC·Filed 2006·Granted Jul 13, 2010·9 cites·43 claims
- 0377US6489048B1Operating a fuel cell system during low power demandPLUG POWER INC·Filed 2000·Granted Dec 3, 2002·16 cites·21 claims
- 0476US5912088AGradient isolator for flow field of fuel cell assemblyPLUG POWER L L C·Filed 1997·Granted Jun 15, 1999·60 cites·20 claims
- 0553US4448424ADouble angle seal forming lubricant filmMECHANICAL TECH INC·Filed 1982·Granted May 15, 1984·14 cites·15 claims
- 0653US2008031766A1Attrited titanium powderINT TITANIUM POWDER LLC·Filed 2007·Application pending·0 cites
- 0751US2011103997A1Attrited titanium powderKOGUT DARIUSZ·Filed 2010·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →