Inventor · disambiguated record
Ralf Zuber
Also filed as: ZUBER RALF
16 granted patents·3 pending applications·519 citations·filing 1997–2011
94Inventor score
Top patents by PatentIndex Score
19 records- 0193US6500217B1Process for applying electrode layers to a polymer electrolyte membrane strip for fuel cellsDEGUSSA·Filed 1999·Granted Dec 31, 2002·93 cites·13 claims
- 0293US5861222AGas diffusion electrode for membrane fuel cells and method of its productionDEGUSSA·Filed 1997·Granted Jan 19, 1999·132 cites·26 claims
- 0388US6309772B1Membrane-electrode unit for polymer electrolyte fuel cells and processes for their preparationDEGUSSA·Filed 1999·Granted Oct 30, 2001·90 cites·29 claims
- 0487US8343321B2Membrane electrode unit for the electrolysis of waterUMICORE AG & CO KG·Filed 2011·Granted Jan 1, 2013·7 cites·10 claims
- 0585US7713502B2Process for recycling fuel cell components containing precious metalsUMICORE AG & CO KG·Filed 2005·Granted May 11, 2010·17 cites·16 claims
- 0683US6156449ACatalyst layer for polymer electrolyte fuel cellsDEGUSSA·Filed 1999·Granted Dec 5, 2000·74 cites·26 claims
- 0782US7993499B2Membrane electrode unit for the electrolysis of waterUMICORE AG & CO KG·Filed 2004·Granted Aug 9, 2011·23 cites·11 claims
- 0878US7419740B2Membrane electrode unit for polymer electrolyte fuel cells and a process for the production thereofUNICORE AG & CO KG·Filed 2001·Granted Sep 2, 2008·20 cites·18 claims
- 0974US7754369B2Ink for producing membrane electrode assemblies for fuel cellsUMICORE AG & CO KG·Filed 2001·Granted Jul 13, 2010·14 cites·14 claims
- 1073US6720104B2PEM fuel cell stackDMC2 DEGUSSA METALS CATALYSTS·Filed 2001·Granted Apr 13, 2004·18 cites·19 claims
- 1161US6803143B2Gas diffusion structures and gas diffusion electrodes for polymer electrolyte fuel cellsUMICORE AG & CO KG·Filed 2001·Granted Oct 12, 2004·6 cites·12 claims
- 1258US8394551B2Membrane electrode assembly for use in electrochemical devicesZUBER RALF·Filed 2004·Granted Mar 12, 2013·8 cites·16 claims
- 1357US8021796B2Catalyst-coated ionomer membrane with protective film layer and membrane-electrode-assembly made thereofUMICORE AG & CO KG·Filed 2003·Granted Sep 20, 2011·3 cites·11 claims
- 1454US8685200B2Process for manufacturing a catalyst-coated ionomer membrane with protective film layerZUBER RALF·Filed 2011·Granted Apr 1, 2014·0 cites·15 claims
- 1554US5882549APastes for fired-on layersDEGUSSA·Filed 1997·Granted Mar 16, 1999·14 cites·7 claims
- 1646US2005014056A1Membrane electrode unit for electrochemical equipmentUMICORE AG & CO KG·Filed 2003·Application pending·0 cites
- 1740US8361674B2Multi-layer membrane-electrode-assembly (ML-MEA) and method for its manufactureUMICORE AG & CO KG·Filed 2005·Granted Jan 29, 2013·0 cites·10 claims
- 1836US2007202388A1Membrane Electrode UnitKOEHLER JOACHIM·Filed 2005·Application pending·0 cites
- 1935US2003175575A1PEM fuel cell stack and method of making sameOMG AG & CO KG·Filed 2003·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →