Inventor · disambiguated record
David E. Leger
Also filed as: LEGER DAVID · LEGER DAVID E · LEGER DAVID EARL
9 granted patents·5 pending applications·103 citations·filing 1996–2023
87Inventor score
Files withLOOP ENERGY INC4FAB DEVELOPMENTS INC2POWERDISC DEV CORP LTD2POWERDISC DEV CORPORATION LTD2COVESTRO DEUTSCHLAND AG1
Top patents by PatentIndex Score
14 records- 0182US6686082B2Fuel cell stackPOWERDISC DEV CORP LTD·Filed 2001·Granted Feb 3, 2004·36 cites·7 claims
- 0278US7838169B2Fuel cell cathode flow fieldPOWER DISC DEV CORP LTD·Filed 2005·Granted Nov 23, 2010·11 cites·15 claims
- 0373US11489175B2Fuel cell flow channels and flow fieldsLOOP ENERGY INC·Filed 2020·Granted Nov 1, 2022·0 cites·20 claims
- 0473US2023083155A1Fuel Cell Flow Channels and Flow FieldsLOOP ENERGY INC·Filed 2022·Application pending·0 cites
- 0571US10062913B2Fuel cell components, stacks and modular fuel cell systemsPOWERDISC DEV CORPORATION LTD·Filed 2015·Granted Aug 28, 2018·1 cites·22 claims
- 0671US6664693B2Fuel cell powered electrical motorPOWERDISC DEV CORP LTD·Filed 2001·Granted Dec 16, 2003·15 cites·5 claims
- 0770US2020328432A1Fuel Cell Components, Stacks and Modular Fuel Cell SystemsLOOP ENERGY INC·Filed 2020·Application pending·0 cites
- 0868US10734661B2Fuel cell components, stacks and modular fuel cell systemsLOOP ENERGY INC·Filed 2018·Granted Aug 4, 2020·0 cites·20 claims
- 0967US10686199B2Fuel cell flow channels and flow fieldsPOWERDISC DEV CORPORATION LTD·Filed 2015·Granted Jun 16, 2020·1 cites·9 claims
- 1066US2025092184A1Self-extinguishing and intumescent flame retardant polyurethane elastomer compositionsCOVESTRO DEUTSCHLAND AG·Filed 2023·Application pending·0 cites
- 1146US6017053AFolding wheelbarrowFAB DEVELOPMENTS INC·Filed 1996·Granted Jan 25, 2000·25 cites·20 claims
- 1242US2007114765A1Foldable wheelbarrow and hand cartFOLD A TOOLS MAN INC·Filed 2005·Application pending·0 cites
- 1335US2006234107A1Fuel cell plates and assembliesLEGER DAVID E·Filed 2002·Application pending·0 cites
- 1433US5908202AFolding wheelbarrowFAB DEVELOPMENTS INC·Filed 1997·Granted Jun 1, 1999·14 cites·24 claims
Join the waitlist — get patent alerts
Get an alert when David E. Leger files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →