Inventor · disambiguated record
Denis B. Christopherson, Jr.
Also filed as: CHRISTOPHERSON JR DENIS · CHRISTOPHERSON JR DENIS B · CHRISTOPHERSON JR DENIS BOYD
20 granted patents·6 pending applications·33 citations·filing 2004–2020
92Inventor score
Files withFED MOGUL LLC6CHRISTOPHERSON JR DENIS5FEDERAL MOGUL CORP5TENNECO INC3CHRISTOPHERSON JR DENIS BOYD2
Top patents by PatentIndex Score
26 records- 0189US10124411B2Method for producing powder metal compositions for wear and temperature resistance applications and method of producing sameFEDERAL MOGUL CORP·Filed 2015·Granted Nov 13, 2018·3 cites·13 claims
- 0288US9624568B2Thermal spray applications using iron based alloy powderFEDERAL MOGUL CORP·Filed 2013·Granted Apr 18, 2017·5 cites·19 claims
- 0386US7837082B2Powder metal friciton stir welding tool and method of manufacture thereofFEDERAL MOGUL WORLD WIDE INC·Filed 2007·Granted Nov 23, 2010·7 cites·13 claims
- 0485US9162285B2Powder metal compositions for wear and temperature resistance applications and method of producing sameFEDERAL MOGUL CORP·Filed 2013·Granted Oct 20, 2015·4 cites·13 claims
- 0583US10543535B2Method for producing powder metal compositions for wear and temperature resistance applicationsFED MOGUL LLC·Filed 2017·Granted Jan 28, 2020·1 cites·15 claims
- 0679US10837087B2Copper infiltrated molybdenum and/or tungsten base powder metal alloy for superior thermal conductivityFED MOGUL LLC·Filed 2017·Granted Nov 17, 2020·1 cites·16 claims
- 0779US8257462B2Iron-based sintered powder metal for wear resistant applicationsCHRISTOPHERSON JR DENIS BOYD·Filed 2009·Granted Sep 4, 2012·5 cites·13 claims
- 0875US10232438B2Iron-based sintered powder metal for wear resistant applicationsFED MOGUL LLC·Filed 2014·Granted Mar 19, 2019·1 cites·12 claims
- 0975US9546412B2Powdered metal alloy composition for wear and temperature resistance applications and method of producing sameCHRISTOPHERSON JR DENIS B·Filed 2009·Granted Jan 17, 2017·3 cites·4 claims
- 1073US2019210105A1Iron-based sintered powder metal for wear resistant applicationsTENNECO INC·Filed 2019·Application pending·0 cites
- 1172US10926334B2Powder metal material for wear and temperature resistance applicationsTENNECO INC·Filed 2020·Granted Feb 23, 2021·0 cites·20 claims
- 1272US8801828B2Iron-based sintered powder metal for wear resistant applicationsCHRISTOPHERSON JR DENIS BOYD·Filed 2012·Granted Aug 12, 2014·1 cites·2 claims
- 1371US8834595B2Powder metal ultrasonic welding tool and method of manufacture thereofCHRISTOPHERSON JR DENIS·Filed 2012·Granted Sep 16, 2014·1 cites·12 claims
- 1467US9302323B2Powder metal ultrasonic welding tool and method of manufacture thereofFEDERAL MOGUL CORP·Filed 2014·Granted Apr 5, 2016·0 cites·7 claims
- 1563US11685982B2Free graphite containing powdersFED MOGUL LLC·Filed 2017·Granted Jun 27, 2023·0 cites·11 claims
- 1661US8196797B2Powder metal ultrasonic welding tool and method of manufacture thereofCHRISTOPHERSON JR DENIS·Filed 2009·Granted Jun 12, 2012·0 cites·9 claims
- 1760US8534529B2Powder metal friction stir welding tool and method of manufacture thereofCHRISTOPHERSON JR DENIS·Filed 2012·Granted Sep 17, 2013·0 cites·10 claims
- 1858US2017129016A1Powdered metal alloy composition for wear and temperature resistance applications and method of producing sameFEDERAL MOGUL CORP·Filed 2017·Application pending·0 cites
- 1957US10618110B2Master alloy for producing sinter hardened steel parts and process for the production of sinter hardened partsLESPERANCE Gilles·Filed 2011·Granted Apr 14, 2020·1 cites·7 claims
- 2052US8157156B2Powder metal friction stir welding tool and method of manufacture thereofCHRISTOPHERSON JR DENIS·Filed 2010·Granted Apr 17, 2012·0 cites·7 claims
- 2146US2018169751A1Thermometric metallurgy materialsFED MOGUL LLC·Filed 2017·Application pending·0 cites
- 2245US7300489B2Powder metallurgical compositions and parts made therefromHOEGANAES CORP·Filed 2004·Granted Nov 27, 2007·0 cites·37 claims
- 2342US2020216935A1Hard powder particles with improved compressibility and green strengthTENNECO INC·Filed 2020·Application pending·0 cites
- 2441US8962147B2Powder metal component impregnated with ceria and/or yttria and method of manufactureCHRISTOPHERSON JR DENIS·Filed 2011·Granted Feb 24, 2015·0 cites·12 claims
- 2540US2018104746A1Self generated protective atmosphere for liquid metalsFED MOGUL LLC·Filed 2017·Application pending·0 cites
- 2638US2018104745A1Treatment of melt for atomization technologyECOLE POLYTECH·Filed 2016·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →