Inventor · disambiguated record
Jeffrey K. Petter
Also filed as: PETTER JEFFREY · PETTER JEFFREY K
25 granted patents·6 pending applications·451 citations·filing 1990–2025
96Inventor score
Files withNORTHERN POWER SYSTEMS INC9BETA AIR LLC7PETTER JEFFREY K5BADGER CHRISTOPHER SAMUEL2BYWATERS GARRETT L2
Top patents by PatentIndex Score
31 records- 0198US7377750B1Lightning protection system for a wind turbineNORTHERN POWER SYSTEMS INC·Filed 2005·Granted May 27, 2008·76 cites·22 claims
- 0297US11686751B2Methods and systems for electric propulsor fault detectionBETA AIR LLC·Filed 2022·Granted Jun 27, 2023·4 cites·20 claims
- 0396US11353511B1Methods and systems for electric propulsor fault detectionBETA AIR LLC·Filed 2021·Granted Jun 7, 2022·3 cites·19 claims
- 0493US8816546B2Electromagnetic rotary machines having modular active-coil portions and modules for such machinesBYWATERS GARRETT L·Filed 2011·Granted Aug 26, 2014·16 cites·72 claims
- 0592US6693409B2Control system for a power converter and method of controlling operation of a power converterNORTHERN POWER SYSTEMS INC·Filed 2002·Granted Feb 17, 2004·101 cites·51 claims
- 0691US7492617B2Frequency control and power balancing in disturbed power inverter system and method thereofNORTHERN POWER SYSTEMS INC·Filed 2007·Granted Feb 17, 2009·38 cites·17 claims
- 0790US8912704B2Sectionalized electromechanical machines having low torque ripple and low cogging torque characteristicsPETTER JEFFREY K·Filed 2011·Granted Dec 16, 2014·15 cites·10 claims
- 0886US7462955B2Electrical power distribution system and method thereofNORTHERN POWER SYSTEMS INC·Filed 2007·Granted Dec 9, 2008·53 cites·34 claims
- 0986US7145266B2Parallel-connected inverters with separate controllers having impedance current regulatorsNORTHERN POWER SYSTEMS INC·Filed 2004·Granted Dec 5, 2006·61 cites·32 claims
- 1084US10224831B1Control systems, methods, and software for keeping power converters within operating limits during disturbancesNORTHERN POWER SYSTEMS INC·Filed 2018·Granted Mar 5, 2019·6 cites·30 claims
- 1183US11691744B1Dual-motor propulsion assemblyBETA AIR LLC·Filed 2022·Granted Jul 4, 2023·1 cites·19 claims
- 1281US7692938B2Multiphase power converters and multiphase power converting methodsNORTHERN POWER SYSTEMS INC·Filed 2007·Granted Apr 6, 2010·16 cites·27 claims
- 1381US7333352B2Frequency control and power balancing in disturbed power inverter system and method thereofNORTHERN POWER SYSTEMS INC·Filed 2005·Granted Feb 19, 2008·18 cites·14 claims
- 1479US2025231228A1Methods and systems for electric propulsor fault detectionBETA AIR LLC·Filed 2025·Application pending·0 cites
- 1578US12235301B2Methods and systems for electric propulsor fault detectionBETA AIR LLC·Filed 2023·Granted Feb 25, 2025·0 cites·18 claims
- 1676US8467205B2Methods, systems, and software for controlling a power converter during low (zero)-voltage ride-through conditionsPETTER JEFFREY K·Filed 2012·Granted Jun 18, 2013·4 cites·34 claims
- 1766US8212412B1Energy storage connection systemBENEDICT ERIC L·Filed 2008·Granted Jul 3, 2012·12 cites·17 claims
- 1865US9812909B2Sectionalized electromechanical machines having low torque ripple and low cogging torque characteristicsWEG ELECTRIC CORP·Filed 2014·Granted Nov 7, 2017·2 cites·25 claims
- 1964US8816520B2Systems for load reduction in a tower of an idled wind-power unit and methods thereofBYWATERS GARRETT L·Filed 2011·Granted Aug 26, 2014·3 cites·30 claims
- 2064US5075647APlanar slot coupled microwave hybridUNIV RES ASS INC·Filed 1990·Granted Dec 24, 1991·19 cites·6 claims
- 2159US9467072B2Modular power converters usable alone in a multiphase power converterNORTHERN POWER SYSTEMS UTILITY SCALE INC·Filed 2013·Granted Oct 11, 2016·1 cites·15 claims
- 2255US12077306B2Apparatus and method for optimizing motor performance in an electric aircraftBETA AIR LLC·Filed 2022·Granted Sep 3, 2024·0 cites·20 claims
- 2352US8792259B2Methods, systems, and software for controlling a power converter during low (zero)-voltage ride-through conditionsNORTHERN POWER SYSTEMS UTILITY SCALE INC·Filed 2013·Granted Jul 29, 2014·0 cites·17 claims
- 2452US8559204B2Modular power converters usable alone or in a multiphase power converterBADGER CHRISTOPHER SAMUEL·Filed 2011·Granted Oct 15, 2013·1 cites·20 claims
- 2550US2023303243A1Dual-motor propulsion assemblyBETA AIR LLC·Filed 2023·Application pending·0 cites
- 2649US8664787B2Speed setting system and method for a stall-controlled wind turbinePETTER JEFFREY K·Filed 2010·Granted Mar 4, 2014·0 cites·9 claims
- 2749US2012147637A1Methods, Systems, and Software for Controlling a Power Converter During Low (Zero)-Voltage Ride-Through ConditionsPETTER JEFFREY K·Filed 2011·Application pending·0 cites
- 2842US2009079266A1Electrical Power Distribution System and Method ThereofNORTHERN POWER SYSTEMS INC·Filed 2008·Application pending·0 cites
- 2937US2012075051A1Magnetic Devices and Transformer Circuits Made TherewithPETTER JEFFREY K·Filed 2011·Application pending·0 cites
- 3035US8059436B2Modular power converters usable alone or in a multiphase power converterBADGER CHRISTOPHER SAMUEL·Filed 2007·Granted Nov 15, 2011·1 cites·18 claims
- 3133US2006071554A1Electrical power distribution system and method thereofMCNAMARA JAMES L·Filed 2004·Application pending·0 cites
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