Membership
Tour
Register
Log in
Johna Leddy
Follow
Person
Iowa City, IA, US
People
Overview
Industries
Organizations
People
Information
Impact
Patents Grants
last 30 patents
Information
Patent Grant
Lanthanide electrochemistry
Patent number
11,920,249
Issue date
Mar 5, 2024
Johna Leddy
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information
Patent Grant
Thin layer sonochemistry and sonoelectrochemistry devices and methods
Patent number
10,300,453
Issue date
May 28, 2019
Johna Leddy
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Lanthanide Electrochemistry
Patent number
10,196,749
Issue date
Feb 5, 2019
Johna Leddy
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Lanthanide electrochemistry
Patent number
10,081,873
Issue date
Sep 25, 2018
Johna Leddy
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information
Patent Grant
Ammonia production using bioelectrocatalytical devices
Patent number
9,506,085
Issue date
Nov 29, 2016
University of Iowa Research Foundation
Johna Leddy
C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
Information
Patent Grant
Batteries and battery components with magnetically modified mangane...
Patent number
8,231,988
Issue date
Jul 31, 2012
University of Iowa Research Foundation
Johna Leddy
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Self-hydrating membrane electrode assemblies for fuel cells
Patent number
8,227,134
Issue date
Jul 24, 2012
University of Iowa Research Foundation
Johna Leddy
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Multicomponent analysis of volatile organic compositions in vapor s...
Patent number
8,080,206
Issue date
Dec 20, 2011
The University of Iowa Research Foundation
Johna Leddy
G01 - MEASURING TESTING
Information
Patent Grant
Breath-based sensors for non-invasive molecular detection
Patent number
7,992,422
Issue date
Aug 9, 2011
University of Iowa Research Foundation
Johna Leddy
G01 - MEASURING TESTING
Information
Patent Grant
Magnet incorporated electrically conductive electrodes
Patent number
7,842,178
Issue date
Nov 30, 2010
University of Iowa Research Foundation
Johna Leddy
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Methods for forming magnetically modified electrodes and articles p...
Patent number
7,709,115
Issue date
May 4, 2010
University of Iowa Research Foundation
Johna Leddy
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Methods for determining electron transfer rates in metalloproteins
Patent number
7,691,638
Issue date
Apr 6, 2010
University of Iowa Research Foundation
Johna Leddy
C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
Information
Patent Grant
Magnetic materials and metallic particles and methods of making same
Patent number
7,585,543
Issue date
Sep 8, 2009
University of Iowa Research Foundation
Johna Leddy
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Breath-based sensors for non-invasive molecular detection
Patent number
7,421,882
Issue date
Sep 9, 2008
University of Iowa Research Foundation
Johna Leddy
G01 - MEASURING TESTING
Information
Patent Grant
Magnetically modified electrodes containing at least one catalyst c...
Patent number
7,041,401
Issue date
May 9, 2006
University of Iowa Research Foundation
Johna Leddy
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Methods for forming magnetically modified electrodes and articles p...
Patent number
6,949,179
Issue date
Sep 27, 2005
University of Iowa Research Foundation
Johna Leddy
B03 - SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES O...
Information
Patent Grant
Magnetically modified electrodes as well as methods of making and u...
Patent number
6,890,670
Issue date
May 10, 2005
University of Iowa Research Foundation
Johna Leddy
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Magnetic composites exhibiting distinct flux properties due to grad...
Patent number
6,514,575
Issue date
Feb 4, 2003
University of Iowa Research Foundation
Johna Leddy
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Gradient interface magnetic composites and methods therefor
Patent number
6,479,176
Issue date
Nov 12, 2002
University of Iowa Research Foundation
Johna Leddy
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Methods for coating surfaces with magnetic composites exhibiting di...
Patent number
6,375,885
Issue date
Apr 23, 2002
The University of Iowa Research Foundation
Johna Leddy
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information
Patent Grant
Magnetically enhanced composite materials and methods for making an...
Patent number
6,355,166
Issue date
Mar 12, 2002
The University of Iowa Research Foundation
Sudath Amarasinghe
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information
Patent Grant
Magnetic composites exhibiting distinct flux properties due to grad...
Patent number
6,322,676
Issue date
Nov 27, 2001
University of Iowa Research Foundation
Johna Leddy
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information
Patent Grant
Gradient interface magnetic composites and methods therefor
Patent number
6,303,242
Issue date
Oct 16, 2001
The University of Iowa Research Foundation
Johna Leddy
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information
Patent Grant
Magnetic composites and methods for improved electrolysis
Patent number
6,207,313
Issue date
Mar 27, 2001
The University of Iowa Research Foundation
Johna Leddy
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information
Patent Grant
Gradient interface magnetic composites and systems therefor
Patent number
6,001,248
Issue date
Dec 14, 1999
The University of Iowa Research Foundation
Johna Leddy
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information
Patent Grant
Magnetic composites and methods for improved electrolysis
Patent number
5,981,095
Issue date
Nov 9, 1999
University of Iowa Research Foundation
Johna Leddy
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information
Patent Grant
Fuel cells incorporating magnetic composites having distinct flux p...
Patent number
5,928,804
Issue date
Jul 27, 1999
The University of Iowa Research Foundation
Johna Leddy
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information
Patent Grant
Magnetic composites for improved electrolysis
Patent number
5,871,625
Issue date
Feb 16, 1999
University of Iowa Research Foundation
Johna Leddy
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information
Patent Grant
Composites formed using magnetizable material, a catalyst and an el...
Patent number
5,817,221
Issue date
Oct 6, 1998
University of Iowa Research Foundation
Johna Leddy
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information
Patent Grant
Methods for coating surfaces with magnetic composites exhibiting di...
Patent number
5,786,040
Issue date
Jul 28, 1998
The University of Iowa Research Foundation
Johna Leddy
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Patents Applications
last 30 patents
Information
Patent Application
LANTHANIDE ELECTROCHEMISTRY
Publication number
20190218677
Publication date
Jul 18, 2019
Johna LEDDY
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information
Patent Application
LANTHANIDE ELECTROCHEMISTRY
Publication number
20180245225
Publication date
Aug 30, 2018
Johna LEDDY
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information
Patent Application
CARBON DIOXIDE REDUCTION AND CARBON COMPOUND ELECTROCHEMISTRY IN TH...
Publication number
20180094355
Publication date
Apr 5, 2018
Johna LEDDY
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information
Patent Application
LANTHANIDE ELECTROCHEMISTRY
Publication number
20150322581
Publication date
Nov 12, 2015
University of Iowa Research Foundation
Johna LEDDY
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information
Patent Application
THIN LAYER SONOCHEMISTRY AND SONOELECTROCHEMISTRY DEVICES AND METHODS
Publication number
20150147594
Publication date
May 28, 2015
University of lowa Research Foundation
Johna LEDDY
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
MAGNETICALLY MODIFIED METALS AND METAL ALLOYS FOR HYDRIDE STORAGE
Publication number
20140378016
Publication date
Dec 25, 2014
Johna Leddy
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
AMMONIA PRODUCTION USING BIOELECTROCATALYTICAL DEVICES
Publication number
20140011252
Publication date
Jan 9, 2014
Johna LEDDY
C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
Information
Patent Application
MAGNETICALLY MODIFIED MANGANESE DIOXIDE ELECTRODES FOR ASYMMETRIC S...
Publication number
20130308248
Publication date
Nov 21, 2013
The University of Iowa Research Fundation
Johna LEDDY
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
MAGNETIZED BATTERY CATHODES
Publication number
20120088148
Publication date
Apr 12, 2012
The University of Iowa Research Foundation
Johna Leddy
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
MAGNETICALLY MODIFIED SEMICONDUCTOR ELECTRODES FOR PHOTOVOLTAICS, P...
Publication number
20110214997
Publication date
Sep 8, 2011
The University of Iowa Research Foundation
Johna LEDDY
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information
Patent Application
Methods for increasing carbon monoxide tolerance in fuel cells
Publication number
20100291415
Publication date
Nov 18, 2010
Johna Leddy
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
METHODS FOR FORMING MAGNETICALLY MODIFIED ELECTRODES AND ARTICLES P...
Publication number
20100225987
Publication date
Sep 9, 2010
The University of lowa Research Foundation
Johna LEDDY
G02 - OPTICS
Information
Patent Application
METHODS FOR FORMING MAGNETICALLY MODIFIED ELECTRODES AND ARTICLES P...
Publication number
20100178537
Publication date
Jul 15, 2010
UNIVERSITY OF IOWA RESEARCH FOUNDATION
Johna LEDDY
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information
Patent Application
METHODS FOR FORMING MAGNETICALLY MODIFIED ELECTRODES AND ARTICLES P...
Publication number
20100173068
Publication date
Jul 8, 2010
UNIVERSITY OF IOWA RESEARCH FOUNDATION
Johna LEDDY
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information
Patent Application
MAGNET MATERIALS AND METALLIC PARTICLES AND METHODS OF MAKING SAME
Publication number
20100092779
Publication date
Apr 15, 2010
The University of Iowa Research Foundation
Johna LEDDY
B22 - CASTING POWDER METALLURGY
Information
Patent Application
BREATH-BASED SENSORS FOR NON-INVASIVE MOLECULAR DETECTION
Publication number
20080314116
Publication date
Dec 25, 2008
UNIVERSITY OF IOWA RESEARCH FOUNDATION
Johna Leddy
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
BREATH-BASED SENSORS FOR NON-INVASIVE MOLECULAR DETECTION
Publication number
20080302170
Publication date
Dec 11, 2008
UNIVERSITY OF IOWA RESEARCH FOUNDATION
Johna Leddy
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
BREATH-BASED SENSORS FOR NON-INVASIVE MOLECULAR DETECTION
Publication number
20080295573
Publication date
Dec 4, 2008
UNIVERSITY OF IOWA RESEARCH FOUNDATION
Johna Leddy
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
Methods for production of metals on carbon nitride powders and comp...
Publication number
20070254206
Publication date
Nov 1, 2007
Edward G. Gillan
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
Magnet incorporated electrically conductive electrodes
Publication number
20070056849
Publication date
Mar 15, 2007
Johna Leddy
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
Batteries and battery components with magnetically modified mangane...
Publication number
20070009771
Publication date
Jan 11, 2007
Johna Leddy
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
Breath-based sensors for non-invasive molecular detection
Publication number
20060130557
Publication date
Jun 22, 2006
Johna Leddy
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
Multicomponent analysis of volatile organic compositions in vapor s...
Publication number
20050214169
Publication date
Sep 29, 2005
Johna Leddy
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
Methods for forming magnetically modified electrodes and articles p...
Publication number
20050213187
Publication date
Sep 29, 2005
UNIVERSITY OF IOWA RESEARCH FOUNDATION
Johna Leddy
G02 - OPTICS
Information
Patent Application
Self-hydrating membrane electrode assemblies for fuel cells
Publication number
20050084741
Publication date
Apr 21, 2005
Johna Leddy
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
Magnetic materials, metallic particles and method of making same
Publication number
20040234767
Publication date
Nov 25, 2004
Johna Leddy
B22 - CASTING POWDER METALLURGY
Information
Patent Application
Magnetically modified electrodes containing at least one catalyst c...
Publication number
20040137283
Publication date
Jul 15, 2004
Johna Leddy
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
Magnetically modified electrodes as well as methods of making and u...
Publication number
20040131889
Publication date
Jul 8, 2004
Johna Leddy
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Application
Methods for exploiting electron transfer rates in metalloproteins
Publication number
20040053416
Publication date
Mar 18, 2004
Johna Leddy
C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
Information
Patent Application
Methods for forming magnetically modified electrodes and articles p...
Publication number
20040026253
Publication date
Feb 12, 2004
Johna Leddy
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR