Patents by Inventor Warren F. Wade

Warren F. Wade 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).

  • Sealless rotodynamic pump with fluid bearing
    Patent number: 5370509
    Abstract: A sealless centrifugal blood pump is provided in which a rotatable impeller is supported in a pump housing by fluid bearings during operation. Rotational movement of the impeller is accomplished with an inverted motor for magnetically driving of the impeller and maintenance of the axial running position of the impeller relative to the housing. In an alternative embodiment, the axis of the rotor housing is radially displaced relative to the axes of drive element of the motor and the motor housing.
    Type: Grant
    Filed: December 8, 1993
    Date of Patent: December 6, 1994
    Assignee: The Cleveland Clinic Foundation
    Inventors: Leonard A. R. Golding, William A. Smith, Warren F. Wade
  • Sealless heart pump
    Patent number: 5049134
    Abstract: A sealless centrifugal blood pump is provided in which a rotatable impeller is supported in a pump housing by fluid bearings during operation. Rotational movement of the impeller is accomplished with an inverted motor for magnetic driving of the impeller and maintenance of the axial running position of the impeller relative to the housing.
    Type: Grant
    Filed: May 8, 1989
    Date of Patent: September 17, 1991
    Assignee: The Cleveland Clinic Foundation
    Inventors: Leonard A. R. Golding, William A. Smith, Warren F. Wade