Patents by Inventor Xueqing FENG

Xueqing FENG 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).

  • Rotating machines using trapped field magnets and related methods
    Patent number: 9577503
    Abstract: Rotors with trapped-field magnet (TFM) bulks, machines with TFM rotors, and methods of activating and/or using machines with TFM rotors.
    Type: Grant
    Filed: May 3, 2011
    Date of Patent: February 21, 2017
    Assignees: The Board of Regents of the University of Texas System, TECO-Westinghouse Motor Company
    Inventors: Kent Davey, Xueqing Feng, Jim Weldon, Michael D. Werst, Robert Hebner
  • Permanent-magnet (PM) rotors and systems
    Patent number: 8772994
    Abstract: Permanent-magnet (PM) rotors, rotor components, and machines using PM rotors, where the PM rotors have internally coupled PM bulks and/or are configured to have a non-uniform air gap between the rotor and a stator.
    Type: Grant
    Filed: August 28, 2009
    Date of Patent: July 8, 2014
    Assignee: Teco-Westinghouse Motor Company
    Inventors: Xueqing Feng, Lijun Liu
  • Permanent-Magnet (PM) Rotors and Systems
    Publication number: 20140042855
    Abstract: Permanent-magnet (PM) rotors, rotor components, and machines using PM rotors.
    Type: Application
    Filed: June 25, 2013
    Publication date: February 13, 2014
    Inventors: Xueqing Feng, Lijun Liu
  • Permanent-magnet (PM) rotors and systems
    Patent number: 8471424
    Abstract: Permanent-magnet (PM) rotors, rotor components, and machines using PM rotors.
    Type: Grant
    Filed: July 30, 2009
    Date of Patent: June 25, 2013
    Assignee: Teco-Westinghouse Motor Company
    Inventors: Xueqing Feng, Lijun Liu
  • Permanent-magnet (PM) rotors and systems
    Patent number: 8461737
    Abstract: Line-start permanent-magnet (LSPM) rotors, rotor components, and machines using LSPM rotors, where the PM rotors have PM bulks in W-like shapes, vent openings between PM bulks, and/or air gaps at ends of PM bulks in the W-like shapes.
    Type: Grant
    Filed: November 30, 2009
    Date of Patent: June 11, 2013
    Assignee: TECO-Westinghouse Motor Company
    Inventors: Xueqing Feng, Lijun Liu
  • Rotating machines using trapped field magnets and related methods
    Publication number: 20110285236
    Abstract: Rotors with trapped-field magnet (TFM) bulks, machines with TFM rotors, and methods of activating and/or using machines with TFM rotors.
    Type: Application
    Filed: May 3, 2011
    Publication date: November 24, 2011
    Inventors: Kent Davey, Xueqing Feng, Jim Weldon, Michael D. Werst, Robert Hebner
  • Permanent-Magnet (PM) Rotors and Systems
    Publication number: 20100133941
    Abstract: Line-start permanent-magnet (LSPM) rotors, rotor components, and machines using LSPM rotors, where the PM rotors have PM bulks in W-like shapes, vent openings between PM bulks, and/or air gaps at ends of PM bulks in the W-like shapes.
    Type: Application
    Filed: November 30, 2009
    Publication date: June 3, 2010
    Inventors: Xueqing Feng, Lijun Liu
  • Permanent-Magnet (PM) Rotors and Systems
    Publication number: 20100052455
    Abstract: Permanent-magnet (PM) rotors, rotor components, and machines using PM rotors, where the PM rotors have internally coupled PM bulks and/or are configured to have a non-uniform air gap between the rotor and a stator.
    Type: Application
    Filed: August 28, 2009
    Publication date: March 4, 2010
    Inventors: Xueqing Feng, Lijun Liu
  • PERMANENT-MAGNET (PM) ROTORS AND SYSTEMS
    Publication number: 20100026123
    Abstract: Permanent-magnet (PM) rotors, rotor components, and machines using PM rotors.
    Type: Application
    Filed: July 30, 2009
    Publication date: February 4, 2010
    Inventors: Xueqing FENG, Lijun Liu