Inventor · disambiguated record
Fred E. Hunstable
Also filed as: HUNSTABLE FRED · HUNSTABLE FRED E · HUNSTABLE FRED EUGENE
46 granted patents·25 pending applications·283 citations·filing 2011–2025
98Inventor score
Top patents by PatentIndex Score
71 records- 0199US11277062B2System and method for an electric motor/generator with a multi-layer stator/rotor assemblyLINEAR LABS INC·Filed 2020·Granted Mar 15, 2022·7 cites·20 claims
- 0299US10263480B2Brushless electric motor/generatorLINEAR LABS INC·Filed 2015·Granted Apr 16, 2019·24 cites·16 claims
- 0399US10256680B2Multi-tunnel electric motor/generatorLINEAR LABS INC·Filed 2017·Granted Apr 9, 2019·40 cites·11 claims
- 0499US9729016B1Multi-tunnel electric motor/generatorLINEAR LABS INC·Filed 2017·Granted Aug 8, 2017·29 cites·15 claims
- 0598US10284029B2Brushed electric motor/generatorLINEAR LABS INC·Filed 2015·Granted May 7, 2019·12 cites·19 claims
- 0698US9419483B2DC electric motor/generator with enhanced permanent magnet flux densitiesLINEAR LABS INC·Filed 2013·Granted Aug 16, 2016·28 cites·3 claims
- 0797US10476362B2Multi-tunnel electric motor/generator segmentLINEAR LABS INC·Filed 2016·Granted Nov 12, 2019·12 cites·15 claims
- 0897US10447103B2Multi-tunnel electric motor/generatorLINEAR LABS INC·Filed 2017·Granted Oct 15, 2019·9 cites·18 claims
- 0997US10439452B2Multi-tunnel electric motor/generatorLINEAR LABS LLC·Filed 2019·Granted Oct 8, 2019·6 cites·19 claims
- 1097US9825496B2DC electric motor/generator with enhanced permanent magnet flux densitiesLINEAR LABS INC·Filed 2014·Granted Nov 21, 2017·17 cites·18 claims
- 1197US9219962B2Transducer and method of operationLINEAR LABS INC·Filed 2015·Granted Dec 22, 2015·25 cites·20 claims
- 1296US9325219B2Magnetic motor and method of useLINEAR LABS INC·Filed 2014·Granted Apr 26, 2016·10 cites·12 claims
- 1396US8922070B2Magnetic motorHUNSTABLE FRED E·Filed 2011·Granted Dec 30, 2014·15 cites·15 claims
- 1494US11387692B2Brushed electric motor/generatorLINEAR LABS INC·Filed 2019·Granted Jul 12, 2022·4 cites·20 claims
- 1594US9325232B1Method and apparatus for power generationHUNSTABLE FRED E·Filed 2011·Granted Apr 26, 2016·12 cites·13 claims
- 1692US11784523B2Multi-tunnel electric motor/generatorLINEAR LABS INC·Filed 2022·Granted Oct 10, 2023·1 cites·20 claims
- 1791US11218046B2DC electric motor/generator with enhanced permanent magnet flux densitiesLINEAR LABS LLC·Filed 2017·Granted Jan 4, 2022·3 cites·15 claims
- 1891US11218038B2Control system for an electric motor/generatorLINEAR LABS LLC·Filed 2019·Granted Jan 4, 2022·3 cites·20 claims
- 1991US10352414B2Crankshaft assemblyHUNSTABLE FRED E·Filed 2017·Granted Jul 16, 2019·3 cites·10 claims
- 2090US12374951B2System for an electrical motor with a segmented rotor and a segmented statorLINEAR LABS INC·Filed 2024·Granted Jul 29, 2025·1 cites·10 claims
- 2190US11374442B2Multi-tunnel electric motor/generatorLINEAR LABS LLC·Filed 2019·Granted Jun 28, 2022·2 cites·18 claims
- 2290US11309778B2Multi-tunnel electric motor/generatorLINEAR LABS LLC·Filed 2019·Granted Apr 19, 2022·3 cites·4 claims
- 2389US10808809B2Crankshaft assemblyHUNSTABLE FRED E·Filed 2019·Granted Oct 20, 2020·2 cites·9 claims
- 2489US9936300B2Transducer and method of operationLINEAR LABS INC·Filed 2015·Granted Apr 3, 2018·6 cites·20 claims
- 2589US2025175065A1Switched reluctance machines without permanent magnetsLINEAR LABS INC·Filed 2024·Application pending·0 cites
- 2688US12261486B2System and method for an overlapping independent phase electric motor/generatorLINEAR LABS INC·Filed 2024·Granted Mar 25, 2025·0 cites·20 claims
- 2788US10291096B2Magnetic motor and method of useLINEAR LABS INC·Filed 2016·Granted May 14, 2019·2 cites·5 claims
- 2888US2024364172A1Multi-tunnel electric machineLINEAR LABS INC·Filed 2024·Application pending·0 cites
- 2987US12272998B2Circumferential flux electric machine with field weakening mechanisms and methods of useLINEAR LABS LLC·Filed 2023·Granted Apr 8, 2025·0 cites·20 claims
- 3086US11268599B2Crankshaft assemblyHUNSTABLE FRED E·Filed 2020·Granted Mar 8, 2022·1 cites·10 claims
- 3186US10587178B2Method and apparatus for power generationLINEAR LABS LLC·Filed 2016·Granted Mar 10, 2020·2 cites·14 claims
- 3285US11165307B2Magnetic motor and method of useLINEAR LABS LLC·Filed 2019·Granted Nov 2, 2021·1 cites·20 claims
- 3385US2023216370A1Magnetic motor and method of useLINEAR LABS INC·Filed 2023·Application pending·0 cites
- 3485US2024235295A1System and method for controlling a multi-tunnel electric machineLINEAR LABS INC·Filed 2024·Application pending·0 cites
- 3582US12009717B2Multi-tunnel electric machineLINEAR LABS INC·Filed 2022·Granted Jun 11, 2024·0 cites·20 claims
- 3681US11258320B2Multi-tunnel electric motor/generatorLINEAR LABS LLC·Filed 2019·Granted Feb 22, 2022·1 cites·18 claims
- 3781US2022368175A1Multi-tunnel electric motor/generatorLINEAR LABS LLC·Filed 2022·Application pending·0 cites
- 3880US10575100B2Transducer and method of operationLINEAR LABS LLC·Filed 2018·Granted Feb 25, 2020·2 cites·8 claims
- 3980US2023412027A1Torque tunnel halbach array electric machineLINEAR LABS INC·Filed 2023·Application pending·0 cites
- 4080US2025364861A1System for an electrical motor with a segmented rotor and a segmented statorLINEAR LABS INC·Filed 2025·Application pending·0 cites
- 4179US11692616B2Crankshaft assemblyHUNSTABLE FRED E·Filed 2022·Granted Jul 4, 2023·0 cites·12 claims
- 4279US2022123625A1Magnetic motor and method of useLINEAR LABS INC·Filed 2021·Application pending·0 cites
- 4379US2023006484A1Brushed electric motor/generatorLINEAR LABS LLC·Filed 2022·Application pending·0 cites
- 4479US2022190700A1Method and apparatus for power generationLINEAR LABS INC·Filed 2022·Application pending·0 cites
- 4579US2022190661A1Dc electric motor/generator with enhanced permanent magnet flux densitiesLINEAR LABS INC·Filed 2022·Application pending·0 cites
- 4679US2024380256A1Segmented stator for a permanent magnet electric machine having a fractional-slot concentrated windingLINEAR LABS INC·Filed 2024·Application pending·0 cites
- 4778US12206303B2Switched reluctance machines without permanent magnetsLINEAR LABS INC·Filed 2021·Granted Jan 21, 2025·0 cites·20 claims
- 4878US12095394B2Induction machines without permanent magnetsLINEAR LABS INC·Filed 2021·Granted Sep 17, 2024·0 cites·20 claims
- 4978US12021467B2Reluctance synchronous machines without permanent magnetsLINEAR LABS INC·Filed 2021·Granted Jun 25, 2024·0 cites·20 claims
- 5078US11784546B2Circumferential flux electric machine with field weakening mechanisms and methods of useLINEAR LABS INC·Filed 2021·Granted Oct 10, 2023·0 cites·19 claims
Showing the top 50 of 71 patent records by PatentIndex Score.
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