Inventor

Alireza Fatemi

Inventor

US

Overview

2021–2026

Patent span

Electricity

Primary field (CPC H)

Patents· 64 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

H02Kprimary

H02KDynamo-electric machines38%

B60KArrangement or mounting of propulsion units or of transmissions in vehicles10%

H02PControl or regulation of electric motors, electric generators or dynamo-electric converters10%

B60LPropulsion of electrically-propelled vehicles8%

Y02TClimate change mitigation technologies related to transportation5%

H02MApparatus for conversion between ac and ac, between ac and dc, or between dc and dc, and for use with mains or similar power supply systems4%

B60YIndexing scheme relating to aspects cross-cutting vehicle technology3%

H01BCables3%

H02JElectric power networks2%

B60GVehicle suspension arrangements2%

PatentTitleYear

12,592,597Selective permeability rotor structure for interior permanent magnet machine2026 12,580,435Selective permeability rotor sleeve for interior permanent magnet machine2026 12,519,379Synchronous electric machine with reconfigurable rotor and stator poles2026 12,500,484Integrated common mode choke and current sensing2025 12,494,685Axial flux electric machine rotor with continuous Halbach array magnets2025 12,494,687Rotor assembly with a composite sleeve that is optimized for press-fit installation2025 12,473,959Passive electromagnetic damper with asymmetrical forces2025 12,451,781Hybrid excited rotary machine2025 12,447,831Motor system control2025 12,424,892Stabilized core assembly for carbon fiber sleeved electric motor rotor2025 12,374,946Multi-conductivity windings for electric machines2025 12,368,331Motor with stator tooth tip cooling2025 12,366,267Rotor grounding system with sacrificial bearing2025 12,348,106System for reducing bearing currents in an electric machine2025 12,323,014Managing bearing currents in an electric machine2025 12,287,358Current sensing apparatus2025 12,278,550Stator assembly of an electric motor with retrofitted heat pipes2025 12,257,873Eddy current damper with asymmetrical forces2025 12,255,504Rotor electrical grounding system2025 12,244,206Apparatus for isolation and measurement of a rotary electric machine2025 12,213,291Enhanced integration of power inverters using polymer composite encapsulation2025 12,206,288Rotor for an electric machine2025 12,155,266Bridgeless and webless rotor assembly using polymer composites2024 12,146,848Estimating bearing impedance in a rotary electric machine2024 12,142,960Rechargeable energy storage system balancing2024 12,132,428Attenuation of induced motor currents2024 12,088,146Rotor for an electric machine, electric machine for a vehicle, and vehicle2024 12,074,485Method of making a rotor for an electric machine and system thereof2024 12,062,946Reinforced rotor for an electric machine2024 12,046,952Disconnected rotor web for increased reluctance2024 12,015,331Electric motor rotor with conformal heat pipes2024 11,936,239Bi-material permanent magnets for electric machines2024 11,916,446Rotor assembly with solid low friction layer and press-fit sleeve2024 11,916,436Electric machine including a stator having a tooth profile that reduces parasitic voltage2024 11,901,844Electric motor control2024 11,876,409Reinforced rotor for an electric machine2024 11,872,906Operator-selected operation of electric propulsion system having reconfigurable series/parallel voltage source2024 11,876,406Direct contact cooling of axial flux motor stator2024 11,817,748Electric machine with non-magnetic lamination bridges2023 11,811,352Propulsion system having multiple motors with complementary torque bands2023 11,777,348Rotor core with load bearing polymer and insert2023 11,757,321Rotary electric machine with stator assembly having stator slots lined with multiple molding materials2023 11,745,578P2 hybrid transmission2023 11,722,043Synchronous machine having hybrid rotor excitation2023 11,713,803Carbon fiber composite drive unit housings for electric vehicles2023 11,715,999Method of making a laminated stator of an axial flux motor2023 11,710,993Electric machines with features for enhancing load transfer performance of stacked-laminate rotors2023 11,699,967Electric machine with integrated point field detectors and system for multi-parameter sensing2023 11,689,074Rotary electric machine with adhesive-reinforced rotor2023 11,689,093Current source inverter having hybrid switches2023 11,658,525Electric motor assembly using polymer-only fastening and methods of manufacturing the same2023 11,621,621Magnets, pole shoes, and slot openings of axial flux motor2023 11,575,283Modular scalable electric machine2023 11,575,299Method for heat-treating magnet web regions of a rotor2023 11,552,519Segmented bar conductors for electric machines2023 11,545,860Inserts for motor rotor core2023 11,489,472Current source inverter control systems and methods2022 11,476,733Electric machine with forced convection-based rotor cooling of rotor magnets2022 11,451,123Expandable rotor2022 11,394,330Torque and current control methods for switching variable electric drive vehicles2022 11,387,712Method to reduce oil shear drag in airgap2022 11,323,001Segmented bar conductors for electric machines2022 11,223,252Rotor for an electric machine2022 11,147,193Vascular cooling system for electrical conductors2021

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2021–2026Patents assigned to GM GLOBAL TECH OPERATIONS LLC (64)· patent assignee history

2021–2026Based in US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
GM GLOBAL TECH OPERATIONS LLC	64	2021–2026

Locations

Location	Patents	Span
US	64	2021–2026