Alastair G Hobday

Person

  • Derby, GB

Patents Grantslast 30 patents

  • Information Patent Grant

    Fuel delivery

    • Patent number 12,163,479
    • Issue date Dec 10, 2024
    • Rolls-Royce PLC
    • Craig W Bemment
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Method of determining the calorific value of fuel provided to a gas...

    • Patent number 12,158,438
    • Issue date Dec 3, 2024
    • Rolls-Royce PLC
    • Craig W Bemment
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Gas turbine engine heat exchange

    • Patent number 12,158,115
    • Issue date Dec 3, 2024
    • Rolls-Royce PLC
    • Craig W Bemment
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Exhaust content

    • Patent number 12,152,496
    • Issue date Nov 26, 2024
    • Rolls-Royce PLC
    • Peter Swann
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Transmittance parameters

    • Patent number 12,152,542
    • Issue date Nov 26, 2024
    • Rolls-Royce PLC
    • Peter Swann
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Grant

    Contrail parameters

    • Patent number 12,152,497
    • Issue date Nov 26, 2024
    • Rolls-Royce PLC
    • Peter Swann
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Propulsion system control

    • Patent number 12,085,029
    • Issue date Sep 10, 2024
    • Rolls-Royce PLC
    • Peter Swann
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Determination of fuel characteristics

    • Patent number 12,078,112
    • Issue date Sep 3, 2024
    • Rolls-Royce PLC
    • Peter Swann
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Determination of fuel characteristics

    • Patent number 12,060,838
    • Issue date Aug 13, 2024
    • Rolls-Royce PLC
    • Peter Swann
    • B64 - AIRCRAFT AVIATION COSMONAUTICS
  • Information Patent Grant

    Gas turbine engine and method of operating gas turbine engine

    • Patent number 12,044,177
    • Issue date Jul 23, 2024
    • Rolls-Royce PLC
    • Craig W Bemment
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Grant

    Fuel viscosity

    • Patent number 11,988,144
    • Issue date May 21, 2024
    • Rolls-Royce PLC
    • Craig W Bemment
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Fuelling schedule

    • Patent number 11,815,031
    • Issue date Nov 14, 2023
    • Rolls-Royce PLC
    • Peter Swann
    • G08 - SIGNALLING
  • Information Patent Grant

    Aircraft propulsion

    • Patent number 11,780,597
    • Issue date Oct 10, 2023
    • Rolls-Royce PLC
    • Peter Swann
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Performance parameters

    • Patent number 11,708,796
    • Issue date Jul 25, 2023
    • Rolls-Royce PLC
    • Peter Swann
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Exhaust content

    • Patent number 11,708,769
    • Issue date Jul 25, 2023
    • Rolls-Royce PLC
    • Peter Swann
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Engine parameters

    • Patent number 11,643,980
    • Issue date May 9, 2023
    • Rolls-Royce PLC
    • Craig W Bemment
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Aircraft fuel system for gas turbine engine

    • Patent number 11,643,979
    • Issue date May 9, 2023
    • Rolls-Royce PLC
    • Craig W Bemment
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Aviation fuel

    • Patent number 11,585,278
    • Issue date Feb 21, 2023
    • Rolls-Royce PLC
    • Peter Swann
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Fuel characteristics

    • Patent number 11,585,282
    • Issue date Feb 21, 2023
    • Rolls-Royce PLC
    • Peter Swann
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES

Patents Applicationslast 30 patents

  • Information Patent Application

    FUEL DELIVERY

    • Publication number 20250059923
    • Publication date Feb 20, 2025
    • Rolls-Royce plc
    • Craig W BEMMENT
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    PROPULSION SYSTEM CONTROL

    • Publication number 20240352898
    • Publication date Oct 24, 2024
    • Rolls-Royce plc
    • Peter SWANN
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    GAS TURBINE PERFORMANCE

    • Publication number 20240318600
    • Publication date Sep 26, 2024
    • Rolls-Royce plc
    • Craig W BEMMENT
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    GAS TURBINE ENGINE HEAT EXCHANGE

    • Publication number 20240309817
    • Publication date Sep 19, 2024
    • Rolls-Royce plc
    • Craig W BEMMENT
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    FUEL VISCOSITY

    • Publication number 20240263582
    • Publication date Aug 8, 2024
    • Rolls-Royce plc
    • Craig W BEMMENT
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    GAS TURBINE ENGINE

    • Publication number 20240209784
    • Publication date Jun 27, 2024
    • Rolls-Royce plc
    • Craig W BEMMENT
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    GAS TURBINE ENGINE AND METHOD OF OPERATING GAS TURBINE ENGINE

    • Publication number 20240209787
    • Publication date Jun 27, 2024
    • Rolls-Royce plc
    • Craig W BEMMENT
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    GAS TURBINE ENGINE HEAT EXCHANGE

    • Publication number 20240209799
    • Publication date Jun 27, 2024
    • Rolls-Royce plc
    • Craig W BEMMENT
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    FLIGHT PROFILE

    • Publication number 20240077036
    • Publication date Mar 7, 2024
    • Rolls-Royce plc
    • Peter SWANN
    • G08 - SIGNALLING
  • Information Patent Application

    FUEL VISCOSITY

    • Publication number 20230332543
    • Publication date Oct 19, 2023
    • Rolls-Royce plc
    • Craig W BEMMENT
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    AIRCRAFT PROPULSION

    • Publication number 20230322395
    • Publication date Oct 12, 2023
    • Rolls-Royce plc
    • Peter SWANN
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    FUEL DELIVERY

    • Publication number 20230323822
    • Publication date Oct 12, 2023
    • Rolls-Royce plc
    • Craig W BEMMENT
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    AIRCRAFT REFUELLING

    • Publication number 20230323821
    • Publication date Oct 12, 2023
    • Rolls-Royce plc
    • Craig W BEMMENT
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    CALORIFIC VALUE

    • Publication number 20230324319
    • Publication date Oct 12, 2023
    • Rolls-Royce plc
    • Craig W. BEMMENT
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    CONTRAIL PARAMETERS

    • Publication number 20230313701
    • Publication date Oct 5, 2023
    • Rolls-Royce plc
    • Peter SWANN
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    TRANSMITTANCE PARAMETERS

    • Publication number 20230313743
    • Publication date Oct 5, 2023
    • Rolls-Royce plc
    • Peter SWANN
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
  • Information Patent Application

    OPERATING AN AIRCRAFT

    • Publication number 20230296060
    • Publication date Sep 21, 2023
    • Rolls-Royce plc
    • Peter SWANN
    • G08 - SIGNALLING
  • Information Patent Application

    EXHAUST CONTENT

    • Publication number 20230258101
    • Publication date Aug 17, 2023
    • Rolls-Royce plc
    • Peter SWANN
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    AIRCRAFT PROPULSION

    • Publication number 20230192303
    • Publication date Jun 22, 2023
    • Rolls-Royce plc
    • Peter SWANN
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    DETERMINATION OF FUEL CHARACTERISTICS

    • Publication number 20230193831
    • Publication date Jun 22, 2023
    • Rolls-Royce plc
    • Peter SWANN
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    DETERMINATION OF FUEL CHARACTERISTICS

    • Publication number 20230193832
    • Publication date Jun 22, 2023
    • Rolls-Royce plc
    • Peter SWANN
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    PROPULSION SYSTEM CONTROL

    • Publication number 20230193838
    • Publication date Jun 22, 2023
    • Rolls-Royce plc
    • Peter SWANN
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    PERFORMANCE PARAMETERS

    • Publication number 20230193836
    • Publication date Jun 22, 2023
    • Rolls-Royce plc
    • Peter SWANN
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    EXHAUST CONTENT

    • Publication number 20230193777
    • Publication date Jun 22, 2023
    • Rolls-Royce plc
    • Peter SWANN
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    FUELLING SCHEDULE

    • Publication number 20230193835
    • Publication date Jun 22, 2023
    • Rolls-Royce plc
    • Peter SWANN
    • G08 - SIGNALLING