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Stephen A. Long

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  • Carmel, IN, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Electric machine cooling of stator with tube
    • Patent number 11,970,973
    • Issue date Apr 30, 2024
    • Rolls-Royce Corporation
    • Stephen Andrew Long
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Hybrid propulsion system cockpit interface
    • Patent number 11,905,026
    • Issue date Feb 20, 2024
    • Rolls-Royce Corporation
    • Stephen Andrew Long
    • B64 - AIRCRAFT AVIATION COSMONAUTICS
  • Information Patent Grant

    Hybrid propulsion systems
    • Patent number 11,866,180
    • Issue date Jan 9, 2024
    • Rolls-Royce North American Technologies, Inc.
    • Stephen Andrew Long
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Modular power units for aircraft
    • Patent number 11,628,949
    • Issue date Apr 18, 2023
    • Rolls-Royce North American Technologies, Inc.
    • Stephen Long
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Method and tool for optimizing fuel/electrical energy storage alloc...
    • Patent number 11,542,032
    • Issue date Jan 3, 2023
    • Rolls-Royce North American Technologies Inc.
    • Stephen Long
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Control for a target common bus voltage
    • Patent number 11,520,361
    • Issue date Dec 6, 2022
    • Rolls-Royce Singapore Pte. Ltd.
    • Souvik Dasgupta
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Control for a target common bus voltage
    • Patent number 11,518,538
    • Issue date Dec 6, 2022
    • Rolls-Royce Singapore Pte. Ltd.
    • Souvik Dasgupta
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Control for a target common bus voltage
    • Patent number 11,520,362
    • Issue date Dec 6, 2022
    • Rolls-Royce Singapore Pte. Ltd.
    • Souvik Dasgupta
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Hybrid propulsion systems
    • Patent number 11,370,554
    • Issue date Jun 28, 2022
    • Rolls-Royce North American Technologies, Inc.
    • Stephen Andrew Long
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Hybrid propulsion systems
    • Patent number 11,225,881
    • Issue date Jan 18, 2022
    • Rolls-Royce North American Technologies, Inc.
    • Stephen Andrew Long
    • B64 - AIRCRAFT AVIATION COSMONAUTICS
  • Information Patent Grant

    Electrical architecture for hybrid propulsion
    • Patent number 11,159,024
    • Issue date Oct 26, 2021
    • Rolls-Royce North American Technologies, Inc.
    • Stephen Andrew Long
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Energy storage system for a hybrid power system
    • Patent number 10,906,658
    • Issue date Feb 2, 2021
    • Rolls-Royce North American Technologies Inc.
    • Stephen Andrew Long
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Parallel hybrid propulsion system
    • Patent number 10,907,494
    • Issue date Feb 2, 2021
    • Rolls-Royce North American Technologies Inc.
    • Stephen Andrew Long
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Hybrid propulsion systems
    • Patent number 10,759,540
    • Issue date Sep 1, 2020
    • Rolls-Royce North American Technologies, Inc.
    • Stephen Andrew Long
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Fault tolerant electrical machine
    • Patent number 8,908,336
    • Issue date Dec 9, 2014
    • Rolls-Royce PLC
    • John James Anthony Cullen
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Synchronous electrical machine
    • Patent number 8,653,797
    • Issue date Feb 18, 2014
    • Rolls-Royce PLC
    • John J. A. Cullen
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Electrical power system with high-density pulse width modulated (PW...
    • Patent number 8,570,774
    • Issue date Oct 29, 2013
    • Ruxi Wang
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Electrical machine arrangement
    • Patent number 8,193,750
    • Issue date Jun 5, 2012
    • Rolls-Royce PLC
    • David Reginald Trainer
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Generating system
    • Patent number 8,154,260
    • Issue date Apr 10, 2012
    • Rolls-Royce PLC
    • Lihua Hu
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Electrical power arrangement
    • Patent number 8,125,196
    • Issue date Feb 28, 2012
    • Rolls-Royce PLC
    • David R Trainer
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Earthing arrangement for a DC electrical system and a method of ope...
    • Patent number 8,111,496
    • Issue date Feb 7, 2012
    • Rolls-Royce PLC
    • Stephen A Long
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Method and system for electrical power generation
    • Patent number 7,847,431
    • Issue date Dec 7, 2010
    • Rolls-Royce PLC
    • Lihua Hu
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER

Patents Applicationslast 30 patents

  • Information Patent Application

    HYBRID PROPULSION SYSTEM COCKPIT INTERFACE
    • Publication number 20240166361
    • Publication date May 23, 2024
    • Rolls-Royce Corporation
    • Stephen Andrew Long
    • B64 - AIRCRAFT AVIATION COSMONAUTICS
  • Information Patent Application

    AIRCRAFT THERMAL MANAGEMENT SYSTEM FOR AN ENERGY STORAGE SYSTEM
    • Publication number 20240069527
    • Publication date Feb 29, 2024
    • Rolls-Royce Corporation
    • Stephen Andrew LONG
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    ENERGY STORAGE SYSTEM HEATER CONTROL ARCHITECTURE
    • Publication number 20240011437
    • Publication date Jan 11, 2024
    • Rolls-Royce Corporation
    • Stephen Andrew LONG
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    ENERGY STORAGE SYSTEM HEATER CONTROL METHODS
    • Publication number 20240011438
    • Publication date Jan 11, 2024
    • Rolls-Royce Corporation
    • Stephen Andrew LONG
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    PROPELLER DRIVEN BACKUP COOLING PUMP SYSTEM FOR ELECTRIC MOTOR CONV...
    • Publication number 20230192309
    • Publication date Jun 22, 2023
    • Rolls-Royce Corporation
    • David Locascio
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    HYBRID PROPULSION SYSTEMS
    • Publication number 20220289393
    • Publication date Sep 15, 2022
    • Rolls-Royce North American Technologies, Inc.
    • Stephen Andrew Long
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    CONTROL FOR A TARGET COMMON BUS VOLTAGE
    • Publication number 20220258876
    • Publication date Aug 18, 2022
    • Rolls-Royce Singapore Pte. Ltd.
    • Souvik Dasgupta
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    HYBRID PROPULSION SYSTEM COCKPIT INTERFACE
    • Publication number 20220258871
    • Publication date Aug 18, 2022
    • Rolls-Royce Corporation
    • Stephen Andrew Long
    • G05 - CONTROLLING REGULATING
  • Information Patent Application

    CONTROL FOR A TARGET COMMON BUS VOLTAGE
    • Publication number 20220261022
    • Publication date Aug 18, 2022
    • Rolls-Royce Singapore Pte. Ltd.
    • Souvik Dasgupta
    • G05 - CONTROLLING REGULATING
  • Information Patent Application

    CONTROL FOR A TARGET COMMON BUS VOLTAGE
    • Publication number 20220261023
    • Publication date Aug 18, 2022
    • Rolls-Royce Singapore Pte. Ltd.
    • Souvik Dasgupta
    • G05 - CONTROLLING REGULATING
  • Information Patent Application

    ELECTRIC MACHINE COOLING
    • Publication number 20220042458
    • Publication date Feb 10, 2022
    • Rolls-Royce Corporation
    • Stephen Andrew Long
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    METHOD AND TOOL FOR OPTIMIZING FUEL/ELECTRICAL ENERGY STORAGE ALLOC...
    • Publication number 20210009282
    • Publication date Jan 14, 2021
    • Rolls-Royce North American Technologies Inc.
    • Stephen Long
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Application

    PARALLEL HYBRID PROPULSION SYSTEM
    • Publication number 20200347743
    • Publication date Nov 5, 2020
    • Rolls-Royce North American Technologies Inc.
    • Stephen Andrew Long
    • B64 - AIRCRAFT AVIATION COSMONAUTICS
  • Information Patent Application

    MODULAR POWER UNITS FOR AIRCRAFT
    • Publication number 20200262579
    • Publication date Aug 20, 2020
    • Rolls-Royce North American Technologies Inc.
    • Stephen Long
    • B64 - AIRCRAFT AVIATION COSMONAUTICS
  • Information Patent Application

    ELECTRICAL ARCHITECTURE FOR HYBRID PROPULSION
    • Publication number 20200153252
    • Publication date May 14, 2020
    • Rolls-Royce North American Technologies, Inc.
    • Stephen Andrew Long
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    HYBRID PROPULSION SYSTEMS
    • Publication number 20200148372
    • Publication date May 14, 2020
    • Rolls-Royce North American Technologies, Inc.
    • Stephen Andrew Long
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    HYBRID PROPULSION SYSTEMS
    • Publication number 20200149427
    • Publication date May 14, 2020
    • Rolls-Royce North American Technologies, Inc.
    • Stephen Andrew Long
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    HYBRID PROPULSION SYSTEMS
    • Publication number 20200148373
    • Publication date May 14, 2020
    • Rolls-Royce North American Technologies, Inc.
    • Stephen Andrew Long
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    ENERGY STORAGE SYSTEM FOR A HYBRID POWER SYSTEM
    • Publication number 20200140101
    • Publication date May 7, 2020
    • Rolls-Royce North American Technologies Inc.
    • Stephen Andrew Long
    • B64 - AIRCRAFT AVIATION COSMONAUTICS
  • Information Patent Application

    FAULT TOLERANT ELECTRICAL MACHINE
    • Publication number 20120275068
    • Publication date Nov 1, 2012
    • Rolls-Royce plc
    • John James Anthony Cullen
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    SYNCHRONOUS ELECTRICAL MACHINE
    • Publication number 20110080000
    • Publication date Apr 7, 2011
    • Rolls-Royce plc
    • John J. A. Cullen
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    Electrical machine arrangement
    • Publication number 20100045221
    • Publication date Feb 25, 2010
    • Rolls-Royce plc
    • David R. Trainer
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    Method and system for electrical power generation
    • Publication number 20100038969
    • Publication date Feb 18, 2010
    • Rolls-Royce plc
    • Lihua Hu
    • Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
  • Information Patent Application

    Electrical power arrangement
    • Publication number 20100039075
    • Publication date Feb 18, 2010
    • Rolls-Royce plc
    • David R. Trainer
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    Generating system
    • Publication number 20100033141
    • Publication date Feb 11, 2010
    • Rolls-Royce plc
    • Lihua Hu
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    ELECTRICAL POWER SYSTEM WITH HIGH-DENSITY PULSE WIDTH MODULATED (PW...
    • Publication number 20100027304
    • Publication date Feb 4, 2010
    • Ruxi Wang
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    Earthing arrangement for a DC electrical system and a method of ope...
    • Publication number 20090229847
    • Publication date Sep 17, 2009
    • Rolls-Royce plc
    • Stephen A. Long
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER