Inventor · disambiguated record
Johna Leddy
Also filed as: LEDDY JOHNA
32 granted patents·11 pending applications·725 citations·filing 1987–2019
97Inventor score
Top patents by PatentIndex Score
43 records- 0197US7992422B2Breath-based sensors for non-invasive molecular detectionUNIV IOWA RES FOUND·Filed 2008·Granted Aug 9, 2011·40 cites·12 claims
- 0296US4804592AComposite electrode for use in electrochemical cellsUS ENERGY·Filed 1987·Granted Feb 14, 1989·201 cites·43 claims
- 0395US7421882B2Breath-based sensors for non-invasive molecular detectionUNIV IOWA RES FOUND·Filed 2005·Granted Sep 9, 2008·42 cites·12 claims
- 0493US8080206B2Multicomponent analysis of volatile organic compositions in vapor samplesLEDDY JOHNA·Filed 2005·Granted Dec 20, 2011·35 cites·9 claims
- 0590US6479176B2Gradient interface magnetic composites and methods thereforUNIV IOWA RES FOUND·Filed 2001·Granted Nov 12, 2002·28 cites·11 claims
- 0682US5928804AFuel cells incorporating magnetic composites having distinct flux propertiesUNIV IOWA RES FOUND·Filed 1998·Granted Jul 27, 1999·58 cites·28 claims
- 0782US5871625AMagnetic composites for improved electrolysisUNIV IOWA RES FOUND·Filed 1996·Granted Feb 16, 1999·32 cites·32 claims
- 0880US6890670B2Magnetically modified electrodes as well as methods of making and using the sameUNIV IOWA RES FOUND·Filed 2003·Granted May 10, 2005·18 cites·56 claims
- 0979US5786040AMethods for coating surfaces with magnetic composites exhibiting distinct flux propertiesUNIV IOWA RES FOUND·Filed 1996·Granted Jul 28, 1998·23 cites·14 claims
- 1078US6355166B1Magnetically enhanced composite materials and methods for making and using the sameUNIV IOWA RES FOUND·Filed 1999·Granted Mar 12, 2002·69 cites·25 claims
- 1177US6303242B1Gradient interface magnetic composites and methods thereforUNIV IOWA RES FOUND·Filed 1999·Granted Oct 16, 2001·20 cites·17 claims
- 1275US8231988B2Batteries and battery components with magnetically modified manganese dioxideLEDDY JOHNA·Filed 2006·Granted Jul 31, 2012·5 cites·29 claims
- 1374US5981095AMagnetic composites and methods for improved electrolysisUNIV IOWA RES FOUND·Filed 1999·Granted Nov 9, 1999·20 cites·4 claims
- 1473US6207313B1Magnetic composites and methods for improved electrolysisUNIV IOWA RES FOUND·Filed 1999·Granted Mar 27, 2001·19 cites·16 claims
- 1572US5817221AComposites formed using magnetizable material, a catalyst and an electron conductorUNIV IOWA RES FOUND·Filed 1996·Granted Oct 6, 1998·36 cites·21 claims
- 1671US6001248AGradient interface magnetic composites and systems thereforUNIV IOWA RES FOUND·Filed 1995·Granted Dec 14, 1999·31 cites·33 claims
- 1765US10081873B2Lanthanide electrochemistryLEDDY JOHNA·Filed 2018·Granted Sep 25, 2018·0 cites·15 claims
- 1864US11920249B2Lanthanide electrochemistryLEDDY JOHNA L·Filed 2019·Granted Mar 5, 2024·0 cites·16 claims
- 1961US7842178B2Magnet incorporated electrically conductive electrodesUNIV IOWA RES FOUND·Filed 2006·Granted Nov 30, 2010·1 cites·23 claims
- 2061US6322676B1Magnetic composites exhibiting distinct flux properties due to gradient interfacesUNIV IOWA RES FOUND·Filed 1998·Granted Nov 27, 2001·22 cites·89 claims
- 2160US6514575B2Magnetic composites exhibiting distinct flux properties due to gradient interfacesUNIV IOWA RES FOUND·Filed 2001·Granted Feb 4, 2003·7 cites·14 claims
- 2259US9506085B2Ammonia production using bioelectrocatalytical devicesUNIV OF IOWA RES FOUND (UIRF)·Filed 2013·Granted Nov 29, 2016·1 cites·30 claims
- 2358US10196749B2Lanthanide ElectrochemistryLEDDY JOHNA·Filed 2015·Granted Feb 5, 2019·0 cites·20 claims
- 2458US2010092779A1Magnet materials and metallic particles and methods of making sameUNIV IOWA RES FOUND·Filed 2009·Application pending·0 cites
- 2555US10774430B2Carbon dioxide reduction and carbon compound electrochemistry in the presence of lanthanidesLEDDY JOHNA·Filed 2017·Granted Sep 15, 2020·0 cites·18 claims
- 2655US2010178537A1Methods for forming magnetically modified electrodes and articles produced therebyUNIV IOWA RES FOUND·Filed 2009·Application pending·0 cites
- 2754US7691638B2Methods for determining electron transfer rates in metalloproteinsUNIV IOWA RES FOUND·Filed 2003·Granted Apr 6, 2010·0 cites·13 claims
- 2854US6949179B2Methods for forming magnetically modified electrodes and articles produced therebyUNIV IOWA RES FOUND·Filed 2003·Granted Sep 27, 2005·1 cites·2 claims
- 2953US7041401B2Magnetically modified electrodes containing at least one catalyst component that mediates a subatomic particle transfer processUNIV IOWA RES FOUND·Filed 2003·Granted May 9, 2006·4 cites·52 claims
- 3052US2010173068A1Methods for forming magnetically modified electrodes and articles produced therebyUNIV IOWA RES FOUND·Filed 2009·Application pending·0 cites
- 3152US2013308248A1Magnetically modified manganese dioxide electrodes for asymmetric supercapacitorsUNIV IOWA RES FUNDATION·Filed 2013·Application pending·0 cites
- 3250US7709115B2Methods for forming magnetically modified electrodes and articles produced therebyUNIV IOWA RES FOUND·Filed 2003·Granted May 4, 2010·4 cites·8 claims
- 3350US7585543B2Magnetic materials and metallic particles and methods of making sameUNIV IOWA RES FOUND·Filed 2001·Granted Sep 8, 2009·1 cites·18 claims
- 3450US2010225987A1Methods for forming magnetically modified electrodes and articles produced therebyUNIV LOWA RES FOUNDATION·Filed 2010·Application pending·0 cites
- 3548US2014378016A1Magnetically modified metals and metal alloys for hydride storageUNIV IOWA RES FOUND·Filed 2013·Application pending·0 cites
- 3647US2005213187A1Methods for forming magnetically modified electrodes and articles produced therebyUNIV IOWA RES FOUND·Filed 2005·Application pending·0 cites
- 3745US10300453B2Thin layer sonochemistry and sonoelectrochemistry devices and methodsUNIV IOWA RES FOUND·Filed 2014·Granted May 28, 2019·0 cites·19 claims
- 3844US2010291415A1Methods for increasing carbon monoxide tolerance in fuel cellsLEDDY JOHNA·Filed 2005·Application pending·0 cites
- 3943US2011214997A1Magnetically modified semiconductor electrodes for photovoltaics, photoelectrosynthesis, and photocatalysisUNIV IOWA RES FOUND·Filed 2011·Application pending·0 cites
- 4041US6375885B1Methods for coating surfaces with magnetic composites exhibiting distinct flux propertiesUNIV IOWA RES FOUND·Filed 1998·Granted Apr 23, 2002·7 cites·29 claims
- 4141US2007254206A1Methods for production of metals on carbon nitride powders and composites and their use as catalysts in fuel cell electrochemistryGILLAN EDWARD G·Filed 2007·Application pending·0 cites
- 4240US8227134B2Self-hydrating membrane electrode assemblies for fuel cellsLEDDY JOHNA·Filed 2003·Granted Jul 24, 2012·0 cites·69 claims
- 4335US2012088148A1Magnetized battery cathodesLEDDY JOHNA·Filed 2011·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →