Inventor · disambiguated record
Randolf Kiefer
Also filed as: KIEFER RANDOLF
15 granted patents·3 pending applications·17 citations·filing 2002–2016
87Inventor score
Top patents by PatentIndex Score
18 records- 0183US7785453B2Electrode for electrolytic cellUHDENORA SPA·Filed 2006·Granted Aug 31, 2010·6 cites·14 claims
- 0277US11136677B2Method for mounting oxygen-consuming electrodes in electrochemical cells and electrochemical cellsCOVESTRO DEUTSCHLAND AG·Filed 2016·Granted Oct 5, 2021·1 cites·21 claims
- 0373US7780822B2Electrolytic cell with segmented and monolithic electrode designUHDENORA SPA·Filed 2006·Granted Aug 24, 2010·2 cites·7 claims
- 0457US8444833B2Device for electrochemical water preparationKIEFER RANDOLF·Filed 2007·Granted May 21, 2013·1 cites·12 claims
- 0556US2014014527A1Method for mounting oxygen-consuming electrodes in electrochemical cells and electrochemical cellsBULAN ANDREAS·Filed 2011·Application pending·0 cites
- 0653US7918974B2Micro-structured insulating frame for electrolysis cellUHDENORA SPA·Filed 2007·Granted Apr 5, 2011·0 cites·12 claims
- 0752US7351317B2Electrolytic cell comprising an interior troughUHDENORA TECHNOLOGIES SRL·Filed 2003·Granted Apr 1, 2008·2 cites·10 claims
- 0851US7226885B2Method for producing gas diffusion electrodesGASKATEL GMBH·Filed 2002·Granted Jun 5, 2007·4 cites·12 claims
- 0950US9045837B2Electrolyser with coiled inlet hoseWOLTERING PETER·Filed 2011·Granted Jun 2, 2015·0 cites·17 claims
- 1049US9933492B2Method for safely and economically operating an electrolyserKIEFER RANDOLF·Filed 2012·Granted Apr 3, 2018·1 cites·7 claims
- 1149US7938938B2Electrolysis cellUHDENORA SPA·Filed 2005·Granted May 10, 2011·0 cites·9 claims
- 1249US7901548B2Electrolysis cell with enlarged active membrane surfaceUHDENORA SPA·Filed 2006·Granted Mar 8, 2011·0 cites·11 claims
- 1349US2010092692A1Method and device for coating substratesUHDE GMBH·Filed 2007·Application pending·0 cites
- 1447US9562294B2Alternative installation of a gas diffusion electrode in an electrochemical cell having percolator technologyWOLTERING PETER·Filed 2012·Granted Feb 7, 2017·0 cites·12 claims
- 1545US9476131B2Electrochemical cell having a frame seal for alternative sealing against marginal leakages of the electrolyteKIEFER RANDOLF·Filed 2012·Granted Oct 25, 2016·0 cites·15 claims
- 1645US2008292944A1Silver Gas Diffusion Electrode for Use in Air Containing Co2, and Method for the Production ThereofUHDE GMBH·Filed 2005·Application pending·0 cites
- 1744US8945358B2Electrolysis cellWOLTERING PETER·Filed 2007·Granted Feb 3, 2015·0 cites·12 claims
- 1841US8057713B2Method for the production of nickel oxide surfaces having increase conductivityBECKMANN ROLAND·Filed 2005·Granted Nov 15, 2011·0 cites·4 claims
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