Inventor · disambiguated record
Francis Johnson
Also filed as: JOHNSON FRANCIS · ROSS KARL J
25 granted patents·21 pending applications·137 citations·filing 1978–2025
95Inventor score
Files withGEN ELECTRIC35NIRON MAGNETICS INC5IORIO LUANA EMILIANA2AMERICAN GAGE & MFG1CHAKRABORTY JAY1
Top patents by PatentIndex Score
46 records- 0197US10190206B2Dual phase magnetic material component and method of formingGEN ELECTRIC·Filed 2017·Granted Jan 29, 2019·6 cites·10 claims
- 0297US9634549B2Dual phase magnetic material component and method of formingGEN ELECTRIC·Filed 2013·Granted Apr 25, 2017·14 cites·10 claims
- 0396US9803139B1Process for removing aluminum-silicon coatings from metallic structures, and related processes for preparing magnetic componentsGEN ELECTRIC·Filed 2016·Granted Oct 31, 2017·11 cites·20 claims
- 0496US9534817B2Conduction based magneto caloric heat pumpGEN ELECTRIC·Filed 2013·Granted Jan 3, 2017·38 cites·19 claims
- 0593US10749385B2Dual magnetic phase material rings for AC electric machinesGEN ELECTRIC·Filed 2017·Granted Aug 18, 2020·6 cites·20 claims
- 0693US10673288B2Method for forming a nitrogenation barrier and machine formed using a body having the nitrogenation barrierGEN ELECTRIC·Filed 2018·Granted Jun 2, 2020·7 cites·17 claims
- 0793US10229777B2Graded magnetic component and method of formingGEN ELECTRIC·Filed 2016·Granted Mar 12, 2019·6 cites·6 claims
- 0892US10229776B2Multi-phase magnetic component and method of formingGEN ELECTRIC·Filed 2016·Granted Mar 12, 2019·5 cites·5 claims
- 0989US10931157B2Unitary structure having magnetic and non-magnetic phasesGEN ELECTRIC·Filed 2018·Granted Feb 23, 2021·3 cites·17 claims
- 1087US7905965B2Method for making soft magnetic material having fine grain structureGEN ELECTRIC·Filed 2006·Granted Mar 15, 2011·7 cites·36 claims
- 1185US11309107B2Anisotropic iron nitride permanent magnetsNIRON MAGNETICS INC·Filed 2021·Granted Apr 19, 2022·1 cites·26 claims
- 1282US9373433B2Nanocomposite permanent magnets and methods of making the sameJOHNSON FRANCIS·Filed 2012·Granted Jun 21, 2016·6 cites·18 claims
- 1382US2024047102A1Anisotropic iron nitride permanent magnetsNIRON MAGNETICS INC·Filed 2023·Application pending·0 cites
- 1479US11830644B2Anisotropic iron nitride permanent magnetsNIRON MAGNETICS INC·Filed 2022·Granted Nov 28, 2023·0 cites·9 claims
- 1577US2025329484A1Coercivity-enhanced iron nitride nanoparticles with high saturation magnetizationNIRON MAGNETICS INC·Filed 2025·Application pending·0 cites
- 1672US9251938B2Soft magnetic phase nanoparticles preparations and associated methods thereofGEN ELECTRIC·Filed 2013·Granted Feb 2, 2016·1 cites·26 claims
- 1771US10760168B2Composite nanoparticles comprising a complexing ligand and methods of preparation thereofGEN ELECTRIC·Filed 2018·Granted Sep 1, 2020·0 cites·9 claims
- 1871US7771545B2Amorphous metal alloy having high tensile strength and electrical resistivityGEN ELECTRIC·Filed 2007·Granted Aug 10, 2010·1 cites·17 claims
- 1967US10946444B2Method of heat-treating additively manufactured ferromagnetic componentsGEN ELECTRIC·Filed 2018·Granted Mar 16, 2021·0 cites·20 claims
- 2065US12362082B2Coercivity-enhanced iron nitride nanoparticles with high saturation magnetizationNIRON MAGNETICS INC·Filed 2020·Granted Jul 15, 2025·0 cites·14 claims
- 2164US9205484B2High thermal conductivity shell moldsGEN ELECTRIC·Filed 2013·Granted Dec 8, 2015·0 cites·15 claims
- 2264US4235420ATwo piece cast ratchet winchAMERICAN GAGE & MFG·Filed 1978·Granted Nov 25, 1980·22 cites·11 claims
- 2361US10748687B2Methods of making a component with variable magnetization and related componentsGEN ELECTRIC·Filed 2018·Granted Aug 18, 2020·0 cites·20 claims
- 2461US8313588B2Amorphous magnetic alloys, associated articles and methodsIORIO LUANA EMILIANA·Filed 2009·Granted Nov 20, 2012·3 cites·10 claims
- 2559US9938628B2Composite nanoparticles containing rare earth metal and methods of preparation thereofGEN ELECTRIC·Filed 2015·Granted Apr 10, 2018·0 cites·50 claims
- 2658US10126025B2Magneto caloric assembliesGEN ELECTRIC·Filed 2014·Granted Nov 13, 2018·0 cites·17 claims
- 2755US2011139404A1Heat exchanger and method for making the sameGEN ELECTRIC·Filed 2009·Application pending·0 cites
- 2854US2011154832A1Composition and method for producing the sameGEN ELECTRIC·Filed 2009·Application pending·0 cites
- 2953US2010243946A1Methods of making high resistivity magnetic materialsGEN ELECTRIC·Filed 2009·Application pending·0 cites
- 3052US2011073486A1Amorphous metallic material elements and methods for processing sameGEN ELECTRIC·Filed 2009·Application pending·0 cites
- 3149US2008283762A1Radiation detector employing amorphous materialGEN ELECTRIC·Filed 2007·Application pending·0 cites
- 3249US2011048031A1Magneto-caloric regenerator system and methodGEN ELECTRIC·Filed 2009·Application pending·0 cites
- 3348US2015231696A1Methods for directional solidification castingGEN ELECTRIC·Filed 2014·Application pending·0 cites
- 3448US2010244603A1Electric machineGEN ELECTRIC·Filed 2009·Application pending·0 cites
- 3546US7722779B2Method and etchant for removing glass-coating from metal wiresGEN ELECTRIC·Filed 2007·Granted May 25, 2010·0 cites·20 claims
- 3646US2014157793A1Novel magnetic refrigerant materialsGEN ELECTRIC·Filed 2012·Application pending·0 cites
- 3746US2015147217A1Nanocomposite permanent magnets and method of makingGEN ELECTRIC·Filed 2013·Application pending·0 cites
- 3843US2008135956A1Articles and assembly for magnetically directed self assembly and methods of manufactureGEN ELECTRIC·Filed 2006·Application pending·0 cites
- 3943US2008075975A1Magnetic cores for inductors and transformers and method of manufactureGEN ELECTRIC·Filed 2006·Application pending·0 cites
- 4043US2010201469A1Soft magnetic material and systems therewithGEN ELECTRIC·Filed 2010·Application pending·0 cites
- 4141US2008035245A1Soft magnetic material and systems therewithIORIO LUANA EMILIANA·Filed 2006·Application pending·0 cites
- 4240US2018191228A1Magnetic apparatus having electrically insulating layerGEN ELECTRIC·Filed 2016·Application pending·0 cites
- 4339US2012107603A1Article formed using nanostructured ferritic alloyDIDOMIZIO RICHARD·Filed 2010·Application pending·0 cites
- 4439US2019170407A1Magnetic cooling systemsGEN ELECTRIC·Filed 2017·Application pending·0 cites
- 4538US2013134348A1Magnetic Materials and SystemsGEN ELECTRIC·Filed 2012·Application pending·0 cites
- 4630US2011297532A1Apparatus and method for producing plasma during milling for processing of material compositionsCHAKRABORTY JAY·Filed 2010·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →