Inventor · disambiguated record
Steven L. Hayslett
Also filed as: HAYSLETT STEVEN · HAYSLETT STEVEN L · HAYSLETT STEVEN LEE
17 granted patents·3 pending applications·72 citations·filing 2002–2023
91Inventor score
Files withGM GLOBAL TECH OPERATIONS LLC11GM GLOBAL TECH OPERATIONS INC3BORGWARNER INC1FCA US LLC1HAYSLETT STEVEN LEE1
Top patents by PatentIndex Score
20 records- 0192US11773962B1Electric drive unit with integrated, variable flow, low-pressure oil cooling systemBORGWARNER INC·Filed 2022·Granted Oct 3, 2023·4 cites·19 claims
- 0292US9242576B1Method and apparatus for controlling an electric machineGM GLOBAL TECH OPERATIONS INC·Filed 2014·Granted Jan 26, 2016·10 cites·17 claims
- 0383US9802673B2Electric bike powertrain with dual planetary gear sets and ring gear pedal reaction torque measurementGM GLOBAL TECH OPERATIONS LLC·Filed 2015·Granted Oct 31, 2017·7 cites·20 claims
- 0481US10023264B2Cooling method for E-bike power and energy systemsGM GLOBAL TECH OPERATIONS LLC·Filed 2015·Granted Jul 17, 2018·5 cites·19 claims
- 0581US8674574B2Rotor assembly with cooling mechanismHAYSLETT STEVEN LEE·Filed 2011·Granted Mar 18, 2014·7 cites·17 claims
- 0679US10131402B2Integrated mid drive electric bicycle propulsion systemGM GLOBAL TECH OPERATIONS LLC·Filed 2015·Granted Nov 20, 2018·3 cites·18 claims
- 0771US8251166B2Hybrid powertrain with assisted starting and method of starting an engineHOLMES ALAN G·Filed 2009·Granted Aug 28, 2012·8 cites·14 claims
- 0868US9855994B2Electric bike powertrain compound planetary gear set and ring gear pedal torque reaction measurementGM GLOBAL TECH OPERATIONS LLC·Filed 2015·Granted Jan 2, 2018·1 cites·18 claims
- 0966US9796277B2Electric bike extended range battery power electronics and controlGM GLOBAL TECH OPERATIONS LLC·Filed 2015·Granted Oct 24, 2017·2 cites·3 claims
- 1066US9637197B2Dynamic inertia compensation and pedal effort transformation for electric bikeGM GLOBAL TECH OPERATIONS LLC·Filed 2015·Granted May 2, 2017·2 cites·19 claims
- 1165US6637586B1Accumulating pallet conveyor and storage systemLEAP FROG SYSTEMS INC·Filed 2002·Granted Oct 28, 2003·21 cites·27 claims
- 1259US12316205B2Rotor overhang design for direct oil cooling of electric machinesFCA US LLC·Filed 2023·Granted May 27, 2025·0 cites·19 claims
- 1356US9803750B2Electric bike powertrain with compound planetaryGM GLOBAL TECH OPERATIONS LLC·Filed 2015·Granted Oct 31, 2017·1 cites·22 claims
- 1455US10155568B2Internal gear hub with selectable fixed gear for electric bike regenGM GLOBAL TECH OPERATIONS LLC·Filed 2015·Granted Dec 18, 2018·1 cites·16 claims
- 1547US2015263578A1Integral slot liner for multi-layer electric machinesGM GLOBAL TECH OPERATIONS INC·Filed 2014·Application pending·0 cites
- 1644US10059399B2Mid drive electric bicycle powerflow with planetary gear overdrive and stepped pinion planetaryGM GLOBAL TECH OPERATIONS LLC·Filed 2015·Granted Aug 28, 2018·0 cites·19 claims
- 1744US2016159431A1Electric cycle having pedal force-based propulsion systemGM GLOBAL TECH OPERATIONS INC·Filed 2014·Application pending·0 cites
- 1840US9764796B2Electric bike optical shift detection and controlGM GLOBAL TECH OPERATIONS LLC·Filed 2015·Granted Sep 19, 2017·0 cites·14 claims
- 1940US2013342052A1Electric machine with circumferential rotor and housing finsTURNBULL PAUL F·Filed 2012·Application pending·0 cites
- 2036US9847701B2Determination of rotor fatigue in an electric machine assemblyGM GLOBAL TECH OPERATIONS LLC·Filed 2015·Granted Dec 19, 2017·0 cites·13 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →