Patents by Inventor Karl Yutaka Iwahashi

Karl Yutaka Iwahashi 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).

  • Flow generator
    Patent number: 12161803
    Abstract: A flow generator includes a housing, a blower structured to generate a flow of pressurized breathable air, and a suspension device to support the blower within the housing and provide a pressure seal between low and high pressure sides of the blower. The suspension device includes a bellows-like portion provided along the perimeter of the blower to absorb shock applied at least radially to the blower and one or more cones provided along upper and/or lower sides of the blower to absorb shock applied at least axially to the blower.
    Type: Grant
    Filed: December 7, 2022
    Date of Patent: December 10, 2024
    Assignee: ResMed Motor Technologies Inc.
    Inventors: Allan Freas Velzy, Samuel Aziz Mebasser, Roman Vinokur, Kevin Gene McCulloh, Michael David Bednar, Karl Yutaka Iwahashi, David Brent Sears, Peter Jeffrey Thomas, Yeu-chuan Hsia, Hiroshi Suzuki, Benjamin An Shing Chao
  • PAP SYSTEM BLOWER
    Publication number: 20240240650
    Abstract: A blower includes a housing including an inlet and an outlet, a bearing-housing structure provided to the housing and adapted to rotatably support a rotor, a motor provided to the bearing-housing structure and adapted to drive the rotor, and an impeller provided to the rotor. The bearing-housing structure includes a bearing shaft having a bearing surface that rotatably supports the rotor. The bearing shaft provides only a single bearing of the non-ball bearing type for the rotor.
    Type: Application
    Filed: February 1, 2024
    Publication date: July 18, 2024
    Inventors: Samuel Aziz MEBASSER, Peter Jeffrey THOMAS, Roman VINOKUR, Kevin Gene McCULLOH, William S. LANE, Yeu-chuan HSIA, Michael David BEDNAR, John Paul FREESE, Karl Yutaka IWAHASHI, David Brent SEARS, Barton John KENYON, Richard G. KRUM, Par Egron DANNAS, Hiroshi SUZUKI, Malcolm Edward LEADER
  • PAP SYSTEM BLOWER
    Publication number: 20240125325
    Abstract: A blower includes a housing including an inlet and an outlet, a bearing-housing structure provided to the housing and adapted to rotatably support a rotor, a motor provided to the bearing-housing structure and adapted to drive the rotor, and an impeller provided to the rotor. The bearing-housing structure includes a bearing shaft having a bearing surface that rotatably supports the rotor. The bearing shaft provides only a single bearing of the non-ball bearing type for the rotor.
    Type: Application
    Filed: December 27, 2023
    Publication date: April 18, 2024
    Inventors: Samuel Aziz MEBASSER, Peter Jeffrey THOMAS, Roman VINOKUR, Kevin Gene McCULLOH, William S. LANE, Yeu-chuan HSIA, Michael David BEDNAR, John Paul FREESE, Karl Yutaka IWAHASHI, David Brent SEARS, Barton John KENYON, Richard G. KRUM, Par Egron DANNAS, Hiroshi SUZUKI, Malcolm Edward LEADER
  • PAP system blower
    Patent number: 11859622
    Abstract: A blower includes a housing including an inlet and an outlet, a bearing-housing structure provided to the housing and adapted to rotatably support a rotor, a motor provided to the bearing-housing structure and adapted to drive the rotor, and an impeller provided to the rotor. The bearing-housing structure includes a bearing shaft having a bearing surface that rotatably supports the rotor. The bearing shaft provides only a single bearing of the non-ball bearing type for the rotor.
    Type: Grant
    Filed: August 12, 2022
    Date of Patent: January 2, 2024
    Assignee: ResMed Motor Technologies Inc.
    Inventors: Samuel Aziz Mebasser, Peter Jeffrey Thomas, Roman Vinokur, Kevin Gene McCulloh, William S Lane, Yeu-chuan Hsia, Michael David Bednar, John Paul Freese, Karl Yutaka Iwahashi, David Brent Sears, Barton John Kenyon, Richard G Krum, Par Egron Dannas, Hiroshi Suzuki, Malcolm Edward Leader
  • FLOW GENERATOR
    Publication number: 20230099377
    Abstract: A flow generator includes a housing, a blower structured to generate a flow of pressurized breathable air, and a suspension device to support the blower within the housing and provide a pressure seal between low and high pressure sides of the blower. The suspension device includes a bellows-like portion provided along the perimeter of the blower to absorb shock applied at least radially to the blower and one or more cones provided along upper and/or lower sides of the blower to absorb shock applied at least axially to the blower.
    Type: Application
    Filed: December 7, 2022
    Publication date: March 30, 2023
    Inventors: Allan Freas VELZY, Samuel Aziz MEBASSER, Roman VINOKUR, Kevin Gene MCCULLOH, Michael David BEDNAR, Karl Yutaka IWAHASHI, David Brent SEARS, Peter Jeffrey THOMAS, Yeu-chuan HSIA, Hiroshi SUZUKI, Benjamin An Shing CHAO
  • PAP SYSTEM BLOWER
    Publication number: 20220381251
    Abstract: A blower includes a housing including an inlet and an outlet, a bearing-housing structure provided to the housing and adapted to rotatably support a rotor, a motor provided to the bearing-housing structure and adapted to drive the rotor, and an impeller provided to the rotor. The bearing-housing structure includes a bearing shaft having a bearing surface that rotatably supports the rotor. The bearing shaft provides only a single bearing of the non-ball bearing type for the rotor.
    Type: Application
    Filed: August 12, 2022
    Publication date: December 1, 2022
    Inventors: Samuel Aziz MEBASSER, Peter Jeffrey THOMAS, Roman VINOKUR, Kevin Gene McCULLOH, William S. LANE, Yeu-chuan HSIA, Michael David BEDNAR, John Paul FREESE, Karl Yutaka IWAHASHI, David Brent SEARS, Barton John KENYON, Richard G. KRUM, Par Egron DANNAS, Hiroshi SUZUKI, Malcolm Edward LEADER
  • Pap system blower
    Patent number: 11428232
    Abstract: A blower includes a housing including an inlet and an outlet, a bearing-housing structure provided to the housing and adapted to rotatably support a rotor, a motor provided to the bearing-housing structure and adapted to drive the rotor, and an impeller provided to the rotor. The bearing-housing structure includes a bearing shaft having a bearing surface that rotatably supports the rotor. The bearing shaft provides only a single bearing of the non-ball bearing type for the rotor.
    Type: Grant
    Filed: February 24, 2020
    Date of Patent: August 30, 2022
    Assignee: ResMed Motor Technologies Inc.
    Inventors: Samuel Aziz Mebasser, Peter Jeffrey Thomas, Roman Vinokur, Kevin Gene McCulloh, William S Lane, Yeu-chuan Hsia, Michael David Bednar, John Paul Freese, Karl Yutaka Iwahashi, David Brent Sears, Barton John Kenyon, Richard G Krum, Par Egron Dannas, Hiroshi Suzuki, Malcolm Edward Leader
  • PAP SYSTEM BLOWER
    Publication number: 20200330709
    Abstract: A blower includes a housing including an inlet and an outlet, a bearing-housing structure provided to the housing and adapted to rotatably support a rotor, a motor provided to the bearing-housing structure and adapted to drive the rotor, and an impeller provided to the rotor. The bearing-housing structure includes a bearing shaft having a bearing surface that rotatably supports the rotor. The bearing shaft provides only a single bearing of the non-ball bearing type for the rotor.
    Type: Application
    Filed: February 24, 2020
    Publication date: October 22, 2020
    Inventors: Samuel Aziz MEBASSER, Peter Jeffrey THOMAS, Roman VINOKUR, Kevin Gene McCULLOH, William S LANE, Yeu-chuan HSIA, Michael David BEDNAR, John Paul FREESE, Karl Yutaka IWAHASHI, David Brent SEARS, Barton John KENYON, Richard G KRUM, Par Egron DANNAS, Hiroshi SUZUKI, Malcolm Edward LEADER
  • PAP system blower
    Patent number: 10576227
    Abstract: A blower includes a housing including an inlet and an outlet, a bearing-housing structure provided to the housing and adapted to rotatably support a rotor, a motor provided to the bearing-housing structure and adapted to drive the rotor, and an impeller provided to the rotor. The bearing-housing structure includes a bearing shaft having a bearing surface that rotatably supports the rotor. The bearing shaft provides only a single bearing of the non-ball bearing type for the rotor.
    Type: Grant
    Filed: April 18, 2012
    Date of Patent: March 3, 2020
    Assignee: ResMed Motor Technologies Inc
    Inventors: Samuel Aziz Mebasser, Peter Jeffrey Thomas, Roman Vinokur, Kevin Gene McCulloh, William S. Lane, Yeu-chuan Hsia, Michael David Bednar, John Paul Freese, Karl Yutaka Iwahashi, David Brent Sears, Barton John Kenyon, Richard G. Krum, Par Egron Dannas, Hiroshi Suzuki, Malcolm Edward Leader
  • FLOW GENERATOR
    Publication number: 20180369521
    Abstract: A flow generator includes a housing, a blower structured to generate a flow of pressurized breathable air, and a suspension device to support the blower within the housing and provide a pressure seal between low and high pressure sides of the blower. The suspension device includes a bellows-like portion provided along the perimeter of the blower to absorb shock applied at least radially to the blower and one or more cones provided along upper and/or lower sides of the blower to absorb shock applied at least axially to the blower.
    Type: Application
    Filed: September 4, 2018
    Publication date: December 27, 2018
    Inventors: Allan Freas VELZY, Samuel Aziz MEBASSER, Roman VINOKUR, Kevin Gene MCCULLOH, Michael David BEDNAR, Karl Yutaka IWAHASHI, David Brent SEARS, Peter Jeffrey THOMAS, Yeu-chuan HSIA, Hiroshi SUZUKI, Benjamin An Shing CHAO
  • Flow generator
    Patent number: 10092716
    Abstract: A flow generator includes a housing, a blower structured to generate a flow of pressurized breathable air, and a suspension device to support the blower within the housing and provide a pressure seal between low and high pressure sides of the blower. The suspension device includes a bellows-like portion provided along the perimeter of the blower to absorb shock applied at least radially to the blower and one or more cones provided along upper and/or lower sides of the blower to absorb shock applied at least axially to the blower.
    Type: Grant
    Filed: December 20, 2012
    Date of Patent: October 9, 2018
    Assignee: ResMed Motor Technologies Inc.
    Inventors: Allan Freas Velzy, Samuel Aziz Mebasser, Roman Vinokur, Kevin Gene McCulloh, Michael David Bednar, Karl Yutaka Iwahashi, David Brent Sears, Peter Jeffrey Thomas, Yeu-chuan Hsia, Hiroshi Suzuki, Benjamin An Shing Chao
  • FLOW GENERATOR
    Publication number: 20150023782
    Abstract: A flow generator includes a housing, a blower structured to generate a flow of pressurized breathable air, and a suspension device to support the blower within the housing and provide a pressure seal between low and high pressure sides of the blower. The suspension device includes a bellows-like portion provided along the perimeter of the blower to absorb shock applied at least radially to the blower and one or more cones provided along upper and/or lower sides of the blower to absorb shock applied at least axially to the blower.
    Type: Application
    Filed: December 20, 2012
    Publication date: January 22, 2015
    Inventors: Allan Freas Velzy, Samuel Aziz Mebasser, Roman Vinokur, Kevin Gene McCulloh, Michael David Bednar, Karl Yutaka Iwahashi, David Brent Sears, Peter Jeffrey Thomas, Yeu-chuan Hsia, Hiroshi Suzuki, Benjamin An Shing Chao
  • PAP SYSTEM BLOWER
    Publication number: 20140069432
    Abstract: A blower includes a housing including an inlet and an outlet, a bearing-housing structure provided to the housing and adapted to rotatably support a rotor, a motor provided to the bearing-housing structure and adapted to drive the rotor, and an impeller provided to the rotor. The bearing-housing structure includes a bearing shaft having a bearing surface that rotatably supports the rotor. The bearing shaft provides only a single bearing of the non-ball bearing type for the rotor.
    Type: Application
    Filed: April 18, 2012
    Publication date: March 13, 2014
    Applicant: RESMED MOTOR TECHNOLOGY INC.
    Inventors: Samuel Aziz Mebasser, Peter Jeffrey Thomas, Roman Vinokur, Kevin Gene McCulloh, William S. Lane, Yeu-chuan Hsia, Michael David Bednar, John Paul Freese, Karl Yutaka Iwahashi, David Brent Sears, Barton John Kenyon, Richard G. Krum, Par Egron Dannas, Hiroshi Suzuki, Malcolm Edward Leader