Inventor · disambiguated record
Alfred E. Steck
Also filed as: STECK ALFRED · STECK ALFRED E
13 granted patents·2 pending applications·747 citations·filing 1993–2013
95Inventor score
Top patents by PatentIndex Score
15 records- 0196US5464700AGasketed membrane electrode assembly for electrochemical fuel cellsBALLARD POWER SYSTEMS·Filed 1994·Granted Nov 7, 1995·228 cites·16 claims
- 0294US6723758B2Graft polymeric membranes and ion-exchange membranes formed therefromBALLARD POWER SYSTEMS·Filed 2001·Granted Apr 20, 2004·95 cites·10 claims
- 0393US5422411ATrifluorostyrene and substituted trifluorostyrene copolymeric compositions and ion-exchange membranes formed therefromBALLARD POWER SYSTEMS·Filed 1993·Granted Jun 6, 1995·123 cites·8 claims
- 0489US6437011B2α,β, β-trifluorostyrene-based composite membranesBALLARD POWER SYSTEMS·Filed 2001·Granted Aug 20, 2002·25 cites·5 claims
- 0587US5834523ASubstituted α,β,β-trifluorostyrene-based composite membranesBALLARD POWER SYSTEMS·Filed 1996·Granted Nov 10, 1998·64 cites·20 claims
- 0681US5773480ATrifluorostyrene and substituted trifluorostyrene copolymeric compositions and ion-exchange membranes formed therefromBALLARD POWER SYSTEMS·Filed 1996·Granted Jun 30, 1998·40 cites·14 claims
- 0779US5985942Aα, β, β-trifluorostyrene-based composite membranesBALLARD POWER SYSTEMS·Filed 1998·Granted Nov 16, 1999·43 cites·32 claims
- 0871US6359019B1Graft polymeric membranes and ion-exchange membranes formed therefromBALLARD POWER SYSTEMS·Filed 1997·Granted Mar 19, 2002·40 cites·39 claims
- 0969US5602185ASubstituted trifluorostyrene compositionsBALLARD POWER SYSTEMS·Filed 1995·Granted Feb 11, 1997·28 cites·45 claims
- 1067US9534723B2Method of brazing, in particular induction brazing, and assemblyFAURECIA EMISSIONS CONTROL TECHNOLOGIES GERMANY GMBH·Filed 2013·Granted Jan 3, 2017·2 cites·18 claims
- 1161US5498639ATrifluorostyrene and substituted trifluorostyrene copolymeric ion-exchange membranesBALLARD POWER SYSTEMS·Filed 1995·Granted Mar 12, 1996·26 cites·6 claims
- 1260US5684192ASubstituted trifluorostyrene monomeric compositionsBALLARD POWER SYSTEMS·Filed 1995·Granted Nov 4, 1997·21 cites·2 claims
- 1352US6258861B1α,β,β-trifluorostyrene-based composite membranesBALLARD POWER SYSTEMS·Filed 1999·Granted Jul 10, 2001·12 cites·6 claims
- 1447US2002161061A1Alpha, beta, beta-trifluorostyrene-based composite membranesFiled 2002·Application pending·0 cites
- 1543US2005049319A1Graft polymeric membranes and ion-exchange membranes formed therefromBALLARD POWER SYSTEMS·Filed 2004·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →