Inventor · disambiguated record
Earl M. Ortt
Also filed as: ORTT EARL · ORTT EARL M
57 granted patents·14 pending applications·1,062 citations·filing 2000–2024
99Inventor score
Top patents by PatentIndex Score
71 records- 0199US10923989B2Brushless motor for a power toolBLACK & DECKER INC·Filed 2018·Granted Feb 16, 2021·12 cites·18 claims
- 0298US10056806B2Stator assembly for a brushless motor in a power toolHATFIELD ERIC E·Filed 2011·Granted Aug 21, 2018·39 cites·19 claims
- 0397US11133720B2Stator assembly for a brushless motor in a power toolBLACK & DECKER INC·Filed 2019·Granted Sep 28, 2021·10 cites·20 claims
- 0497US10523080B2Stator assembly for a brushless motor in a power toolBLACK & DECKER INC·Filed 2017·Granted Dec 31, 2019·17 cites·19 claims
- 0597US9819241B2Stator assembly for a brushless motor in a power toolBLACK & DECKER INC·Filed 2013·Granted Nov 14, 2017·29 cites·44 claims
- 0697US6983529B2Stator assembly with an overmolding that secures magnets to a flux ring and the flux ring to a stator housingBLACK & DECKER INC·Filed 2005·Granted Jan 10, 2006·49 cites·18 claims
- 0796US9450472B2Rotor assembly for brushless motor for a power toolHATFIELD ERIC E·Filed 2011·Granted Sep 20, 2016·35 cites·16 claims
- 0896US7791232B2Power tool having an electronically commutated motor and double insulationBLACK & DECKER INC·Filed 2008·Granted Sep 7, 2010·38 cites·15 claims
- 0996US7091642B2Field assembly for a motor and method of making sameBLACK & DECKER INC·Filed 2005·Granted Aug 15, 2006·38 cites·21 claims
- 1096US7088024B2Field assembly for a motor and method of making sameBLACK & DECKER INC·Filed 2005·Granted Aug 8, 2006·45 cites·32 claims
- 1196US6713916B1Electric motor assemblyBLACK & DECKER INC·Filed 2002·Granted Mar 30, 2004·70 cites·40 claims
- 1295US9318932B2Control unit for a power toolPUROHIT MADHUR M·Filed 2011·Granted Apr 19, 2016·40 cites·15 claims
- 1395US7119469B2Stator assembly with an overmolding that secures magnets to a flux ring and the flux ring to a stator housingBLACK & DECKER INC·Filed 2005·Granted Oct 10, 2006·34 cites·11 claims
- 1495US7038343B2Field assembly for a motor and method of making sameBLACK & DECKER INC·Filed 2002·Granted May 2, 2006·51 cites·23 claims
- 1594US6903475B2Stator assembly with an overmolding that secures magnets to a flux ring and the flux ring to a stator housingBLACK & DECKER INC·Filed 2003·Granted Jun 7, 2005·52 cites·31 claims
- 1693US11374462B2Brushless motor for a power toolBLACK & DECKER INC·Filed 2019·Granted Jun 28, 2022·2 cites·18 claims
- 1793US2024421664A1Brushless motor for a power toolBLACK & DECKER INC·Filed 2024·Application pending·0 cites
- 1892US11128194B2Stator assembly for a brushless motor in a power toolBLACK & DECKER INC·Filed 2018·Granted Sep 21, 2021·3 cites·19 claims
- 1992US7893583B2Power tools with motor having a multi-piece statorBLACK & DECKER INC·Filed 2006·Granted Feb 22, 2011·27 cites·8 claims
- 2092US7078843B2Field assemblies and methods of making sameBLACK & DECKER INC·Filed 2004·Granted Jul 18, 2006·48 cites·103 claims
- 2192US6522042B1Anchoring system for injection molded magnets on a flux ring or motor housingBLACK & DECKER INC·Filed 2000·Granted Feb 18, 2003·43 cites·46 claims
- 2291US7205696B2Field assemblies having pole pieces with ends that decrease in width, and methods of making sameBLACK & DECKER INC·Filed 2005·Granted Apr 17, 2007·20 cites·18 claims
- 2390US9472989B2Method of manufacturing a power tool with molded armatureBLACK & DECKER INC·Filed 2014·Granted Oct 18, 2016·5 cites·5 claims
- 2490US8558420B2Power tool with motor having a multi-piece statorDU HUNG T·Filed 2012·Granted Oct 15, 2013·9 cites·8 claims
- 2590US7146706B2Method of making an electric motorBLACK & DECKER INC·Filed 2004·Granted Dec 12, 2006·29 cites·21 claims
- 2690US2025038603A1Stator assembly for a brushless motor in a power toolBLACK & DECKER INC·Filed 2024·Application pending·0 cites
- 2789US8997332B2Method of forming a power toolBLACK & DECKER INC·Filed 2012·Granted Apr 7, 2015·5 cites·3 claims
- 2888US6946758B2Dynamoelectric machine having encapsulated coil structure with one or more of phase change additives, insert molded features and insulated pinionBLACK & DECKER INC·Filed 2003·Granted Sep 20, 2005·30 cites·21 claims
- 2987US7513029B2Tool for manufacturing coils for dynamoelectric machines and method thereforBLACK & DECKER INC·Filed 2006·Granted Apr 7, 2009·15 cites·11 claims
- 3087US7211920B2Field assemblies having pole pieces with axial lengths less than an axial length of a back iron portion and methods of making sameBLACK & DECKER INC·Filed 2005·Granted May 1, 2007·15 cites·16 claims
- 3185US12107483B2Brushless motor for a power toolBLACK & DECKER INC·Filed 2022·Granted Oct 1, 2024·0 cites·20 claims
- 3285US8207647B2Power tools with motor having a multi-piece statorDU HUNG T·Filed 2011·Granted Jun 26, 2012·8 cites·36 claims
- 3384US8937412B2Method of forming a power toolBLACK & DECKER INC·Filed 2012·Granted Jan 20, 2015·3 cites·8 claims
- 3484US7528520B2Electric motor having a field assembly with slot insulationBLACK & DECKER INC·Filed 2006·Granted May 5, 2009·9 cites·4 claims
- 3584US7126242B2Electric motor assemblyBLACK & DECKER INC·Filed 2005·Granted Oct 24, 2006·12 cites·20 claims
- 3683US7100705B2Flexible power tool motor pack and method of making the sameBLACK & DECKER INC·Filed 2005·Granted Sep 5, 2006·18 cites·9 claims
- 3781US11894744B2Stator assembly for a brushless motor in a power toolBLACK & DECKER INC·Filed 2022·Granted Feb 6, 2024·0 cites·10 claims
- 3881US11837934B2Stator assembly for a brushless motor in a power toolBLACK & DECKER INC·Filed 2022·Granted Dec 5, 2023·0 cites·20 claims
- 3981US8171616B2Method of making an armatureSMITH DAVID J·Filed 2011·Granted May 8, 2012·6 cites·16 claims
- 4081US7687964B2Electric motor having a field assembly with slot insulationBLACK & DECKER INC·Filed 2009·Granted Mar 30, 2010·7 cites·16 claims
- 4179US8901787B2Method of forming a power toolBLACK & DECKER INC·Filed 2012·Granted Dec 2, 2014·2 cites·10 claims
- 4279US8850690B2Method of forming a power toolBLACK & DECKER INC·Filed 2012·Granted Oct 7, 2014·2 cites·4 claims
- 4379US6522041B1Permanent magnet motor flux ringsBLACK & DECKER INC·Filed 2000·Granted Feb 18, 2003·18 cites·18 claims
- 4478US12126234B2Stator assembly for a brushless motor in a power tool preliminary classBLACK & DECKER INC·Filed 2021·Granted Oct 22, 2024·0 cites·21 claims
- 4576US7908736B2Method of making an armatureBLACK & DECKER INC·Filed 2007·Granted Mar 22, 2011·7 cites·19 claims
- 4675US7233091B2Electric motor with field assemblies having core pieces with mating featuresBLACK & DECKER INC·Filed 2004·Granted Jun 19, 2007·14 cites·9 claims
- 4775US6909218B2End cap and brush box assemblyBLACK & DECKER INC·Filed 2003·Granted Jun 21, 2005·18 cites·45 claims
- 4875US6798109B2Electric motor brush assemblyBLACK & DECKER INC·Filed 2002·Granted Sep 28, 2004·19 cites·27 claims
- 4971US8823234B2Motor with permanent magnets having essentially the same inner and outer radius; and method of manufacturing a motor stator housing with permanent magnetsORTT EARL M·Filed 2007·Granted Sep 2, 2014·7 cites·2 claims
- 5071US2018323681A1Stator assembly for a brushless motor in a power toolBLACK & DECKER INC·Filed 2018·Application pending·0 cites
Showing the top 50 of 71 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →