Patents by Inventor Robert Roper

Robert Roper has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Publication number: 20240400212
    Abstract: A system includes a propeller assembly comprising a propeller, a drive shaft coupled to the propeller assembly, wherein the drive shaft when in operation generates rotation of the propeller, a reduction gearbox coupled to the drive shaft, wherein the reduction gearbox when in operation alters a rotation speed between a power turbine shaft and the drive shaft, and an electric motor disposed between the propeller assembly and the reduction gearbox, wherein the electric motor is coupled to the drive shaft, wherein the electric motor when in operation imparts torque to at least partially rotate the drive shaft.
    Type: Application
    Filed: August 5, 2024
    Publication date: December 5, 2024
    Inventors: Rick Ralph Pilgrim, Sheikh Fazle Rabbi, Richard Robert Roper
  • Patent number: 12054268
    Abstract: A system includes a first electric motor that when in operation imparts rotation to a fan stage of an engine. The system also includes a combustion section of the engine comprising a combustor that when in operation generates combustion gas through ignition of fuel and compressed air. The system further includes a turbine of the engine coupled to a shaft of the engine, wherein the turbine when in operation receives the combustion gas from the combustion section and imparts rotation to the shaft using the combustion gas.
    Type: Grant
    Filed: October 19, 2022
    Date of Patent: August 6, 2024
    Assignee: Duxion Motors, Inc.
    Inventors: Rick Ralph Pilgrim, Sheikh Fazle Rabbi, Richard Robert Roper
  • Publication number: 20240190550
    Abstract: A system includes a marine vessel internal combustion engine. The system also includes a propeller that when in operation rotates. The system further includes an electric motor disposed between the marine vessel internal combustion engine and the propeller, wherein the electric motor when in a selected operating mode imparts rotation to the propeller.
    Type: Application
    Filed: December 7, 2023
    Publication date: June 13, 2024
    Inventors: Rick Ralph Pilgrim, Richard Robert Roper
  • Patent number: 11916435
    Abstract: A device includes a first rotor segment and a second rotor segment, wherein the first rotor segment and the second rotor segment are configured to be directly coupled together about a shaft to form at least a portion of a unitary rotor. The device also includes a first stator segment and a second stator segment, wherein the first stator segment and the second stator segment are configured to be directly coupled together to form at least a portion of a unitary stator.
    Type: Grant
    Filed: May 21, 2021
    Date of Patent: February 27, 2024
    Assignee: Duxion Motors, Inc.
    Inventors: Rick Ralph Pilgrim, Sheikh Fazle Rabbi, Jason Aspin, Dipesh Maharjan, Richard Robert Roper
  • Patent number: 11655043
    Abstract: An electric propulsion system for an aircraft includes a nacelle and an electric machine. The electric machine includes a stator positioned in the nacelle, and a rotor and fan assembly positioned in a primary flow path through the nacelle. The rotor and fan assembly includes a cylindrical fan shroud, a plurality of rotor magnets positioned on an outer surface of the fan shroud, and a fan hub mounted on a central support shaft via one or more bearings. A plurality of fan blades extend between an inner surface of the fan shroud and an outer surface of the fan hub. The rotor magnets may be loaded in compression in a radial direction when the rotor and fan assembly is at rest. The fan blades may be pre-stressed in a radial direction when the rotor and fan assembly is at rest.
    Type: Grant
    Filed: July 13, 2021
    Date of Patent: May 23, 2023
    Assignee: DUXION MOTORS, INC.
    Inventors: Sheikh Fazle Rabbi, Rick Ralph Pilgrim, Kyle Reuben Genge, Trevor Forward, Adam Keating, Richard Robert Roper, Bryan Gabin Lobo
  • Publication number: 20230124726
    Abstract: A system includes a first electric motor that when in operation imparts rotation to a fan stage of an engine. The system also includes a combustion section of the engine comprising a combustor that when in operation generates combustion gas through ignition of fuel and compressed air. The system further includes a turbine of the engine coupled to a shaft of the engine, wherein the turbine when in operation receives the combustion gas from the combustion section and imparts rotation to the shaft using the combustion gas.
    Type: Application
    Filed: October 19, 2022
    Publication date: April 20, 2023
    Inventors: Rick Ralph Pilgrim, Sheikh Fazle Rabbi, Richard Robert Roper
  • Patent number: 11394255
    Abstract: A device includes a first rotor segment and a second rotor segment, wherein the first rotor segment and the second rotor segment are configured to be directly coupled together about a shaft to form at least a portion of a unitary rotor. The device also includes a first stator segment and a second stator segment, wherein the first stator segment and the second stator segment are configured to be directly coupled together to form at least a portion of a unitary stator.
    Type: Grant
    Filed: November 12, 2021
    Date of Patent: July 19, 2022
    Assignee: Duxion Motors, Inc.
    Inventors: Rick Ralph Pilgrim, Sheikh Fazle Rabbi, Jason Aspin, Dipesh Maharjan, Richard Robert Roper
  • Publication number: 20220077727
    Abstract: A device includes a first rotor segment and a second rotor segment, wherein the first rotor segment and the second rotor segment are configured to be directly coupled together about a shaft to form at least a portion of a unitary rotor. The device also includes a first stator segment and a second stator segment, wherein the first stator segment and the second stator segment are configured to be directly coupled together to form at least a portion of a unitary stator.
    Type: Application
    Filed: November 12, 2021
    Publication date: March 10, 2022
    Inventors: Rick Ralph Pilgrim, Sheikh Fazle Rabbi, Jason Aspin, Dipesh Maharjan, Richard Robert Roper
  • Publication number: 20220009644
    Abstract: An electric propulsion system for an aircraft includes a nacelle and an electric machine. The electric machine includes a stator positioned in the nacelle, and a rotor and fan assembly positioned in a primary flow path through the nacelle. The rotor and fan assembly includes a cylindrical fan shroud, a plurality of rotor magnets positioned on an outer surface of the fan shroud, and a fan hub mounted on a central support shaft via one or more bearings. A plurality of fan blades extend between an inner surface of the fan shroud and an outer surface of the fan hub. The rotor magnets may be loaded in compression in a radial direction when the rotor and fan assembly is at rest. The fan blades may be pre-stressed in a radial direction when the rotor and fan assembly is at rest.
    Type: Application
    Filed: July 13, 2021
    Publication date: January 13, 2022
    Inventors: Sheikh Fazle Rabbi, Rick Ralph Pilgrim, Kyle Reuben Genge, Trevor Forward, Adam Keating, Richard Robert Roper, Bryan Gabin Lobo
  • Publication number: 20210391760
    Abstract: A device includes a first rotor segment and a second rotor segment, wherein the first rotor segment and the second rotor segment are configured to be directly coupled together about a shaft to form at least a portion of a unitary rotor. The device also includes a first stator segment and a second stator segment, wherein the first stator segment and the second stator segment are configured to be directly coupled together to form at least a portion of a unitary stator.
    Type: Application
    Filed: May 21, 2021
    Publication date: December 16, 2021
    Inventors: Rick Ralph Pilgrim, Sheikh Fazle Rabbi, Jason Aspin, Dipesh Maharjan, Richard Robert Roper
  • Patent number: 11118413
    Abstract: A system, includes a movable platform slidingly coupled to one or more supports and configured to be selectively moved towards a drill floor and away from the drill floor. The system also includes a roughneck disposed on the movable platform and configured to make up or break out a threaded joint between a first tubular segment and a second tubular segment. The system additionally includes a support member disposed on the movable platform and configured to support one of the first tubular segment or the second tubular segment as the movable platform is selectively moved towards a drill floor or away from the drill floor.
    Type: Grant
    Filed: December 16, 2019
    Date of Patent: September 14, 2021
    Assignee: Ensco International Incorporated
    Inventors: Richard Robert Roper, John Stokes Knowlton, Christopher Scott Stewart
  • Patent number: 11059599
    Abstract: An electric propulsion system for an aircraft includes a nacelle and an electric machine. The electric machine includes a stator positioned in the nacelle, and a rotor and fan assembly positioned in a primary flow path through the nacelle. The rotor and fan assembly includes a cylindrical fan shroud, a plurality of rotor magnets positioned on an outer surface of the fan shroud, and a fan hub mounted on a central support shaft via one or more bearings. A plurality of fan blades extend between an inner surface of the fan shroud and an outer surface of the fan hub. The rotor magnets may be loaded in compression in a radial direction when the rotor and fan assembly is at rest. The fan blades may be pre-stressed in a radial direction when the rotor and fan assembly is at rest.
    Type: Grant
    Filed: August 10, 2020
    Date of Patent: July 13, 2021
    Assignee: Duxion Motors, Inc.
    Inventors: Sheikh Fazle Rabbi, Rick Ralph Pilgrim, Kyle Reuben Genge, Trevor Forward, Adam Keating, Richard Robert Roper
  • Publication number: 20210107664
    Abstract: An electric propulsion system for an aircraft includes a nacelle and an electric machine. The electric machine includes a stator positioned in the nacelle, and a rotor and fan assembly positioned in a primary flow path through the nacelle. The rotor and fan assembly includes a cylindrical fan shroud, a plurality of rotor magnets positioned on an outer surface of the fan shroud, and a fan hub mounted on a central support shaft via one or more bearings. A plurality of fan blades extend between an inner surface of the fan shroud and an outer surface of the fan hub. The rotor magnets may be loaded in compression in a radial direction when the rotor and fan assembly is at rest. The fan blades may be pre-stressed in a radial direction when the rotor and fan assembly is at rest.
    Type: Application
    Filed: August 10, 2020
    Publication date: April 15, 2021
    Inventors: Sheikh Fazle Rabbi, Rick Ralph Pilgrim, Kyle Reuben Genge, Trevor Forward, Adam Keating, Richard Robert Roper
  • Patent number: 10975637
    Abstract: Techniques and systems to provide automatic positioning of a tripping apparatus. A system may include a sensor configured to detect a physical characteristic of a tubular string moving past the sensor and generate a signal indicative of the physical characteristic. The system may also include a processing device configured to process the signal indicative of the physical characteristic, determine whether the processed signal is indicative of a deviation of the tubular string, and generate output data utilized to automatically position a tripping apparatus at a location of the deviation on the tubular string.
    Type: Grant
    Filed: January 24, 2018
    Date of Patent: April 13, 2021
    Assignee: Ensco International Incorporated
    Inventors: Rick Pilgrim, Stephen Joseph DeLory, Richard Robert Roper
  • Patent number: 10745980
    Abstract: A system, including one or more supports disposed on a drill floor.
    Type: Grant
    Filed: May 20, 2019
    Date of Patent: August 18, 2020
    Assignee: ENSCO INTERNATIONAL INCORPORATED
    Inventors: Christopher Scott Stewart, Richard Robert Roper
  • Publication number: 20200190918
    Abstract: A system, includes a movable platform slidingly coupled to one or more supports and configured to be selectively moved towards a drill floor and away from the drill floor. The system also includes a roughneck disposed on the movable platform and configured to make up or break out a threaded joint between a first tubular segment and a second tubular segment. The system additionally includes a support member disposed on the movable platform and configured to support one of the first tubular segment or the second tubular segment as the movable platform is selectively moved towards a drill floor or away from the drill floor.
    Type: Application
    Filed: December 16, 2019
    Publication date: June 18, 2020
    Inventors: Richard Robert Roper, John Stokes Knowlton, Christopher Scott Stewart
  • Publication number: 20190389543
    Abstract: A device includes at least one float. The at least one float is configured to provide a buoyancy force away from a seabed when placed in water. The device also includes an enclosure configured to house the at least one float. The enclosure comprises at least one connection configured to couple the enclosure to a self-elevating unit used in offshore oil operations or offshore gas operations.
    Type: Application
    Filed: June 20, 2019
    Publication date: December 26, 2019
    Inventors: James Charles Cain, Richard Robert Roper, Mason Corey Melkowits, Steve Brady
  • Publication number: 20190271198
    Abstract: A system, including one or more supports disposed on a drill floor.
    Type: Application
    Filed: May 20, 2019
    Publication date: September 5, 2019
    Inventors: Christopher Scott Stewart, Richard Robert Roper
  • Patent number: 10294737
    Abstract: A system, including one or more supports. The system also includes a movable platform slidingly coupled to the one or more supports and configured to be selectively moved towards a drill floor and away from the drill floor. The system further includes a roughneck disposed on the movable platform and configured to make up or break out a threaded joint between a first tubular segment and a second tubular segment, wherein the roughneck is configured to be selectively movable along the movable platform from a first position disposed adjacent to the one or more supports and a second position disposed adjacent to the first tubular segment and the second tubular segment.
    Type: Grant
    Filed: March 23, 2018
    Date of Patent: May 21, 2019
    Assignee: ENSCO INTERNATIONAL INCORPORATED
    Inventors: Christopher Scott Stewart, Richard Robert Roper
  • Patent number: D1065165
    Type: Grant
    Filed: October 12, 2020
    Date of Patent: March 4, 2025
    Assignee: Apple Inc.
    Inventors: Jody Akana, Molly Anderson, Bartley K. Andre, Shota Aoyagi, Anthony Michael Ashcroft, Marine C. Bataille, Jeremy Bataillou, Arian Behzadi, Lee S. Broughton, Abidur Rahman Chowdhury, Clara Geneviève Marine Courtaigne, Markus Diebel, Alan C. Dye, Christopher P. Foss, Jonathan Gomez Garcia, David C. Graham, M. Evans Hankey, Richard P. Howarth, Jonathan P. Ive, Julian Jaede, Duncan Robert Kerr, Deena Ahmed Khattab, Gemma Alexandria Roper, Peter Russell-Clarke, Benjamin Andrew Shaffer, Joe Sung-Ho Tan, Clement Tissandier, Eugene Antony Whang