Patents by Inventor Iain S. Findlay

Iain S. Findlay 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).

  • Liquid pump
    Patent number: 5174726
    Abstract: A two stage centrifugal and shear pump is characterized by low turbulence for pumping delicate liquids, as blood. Centrifugal first stage is a hollow shaft on which the shear pump discs are mounted. Offset slots in the shaft and disc hubs direct liquid out of the shaft to the discs.
    Type: Grant
    Filed: February 22, 1991
    Date of Patent: December 29, 1992
    Inventor: Iain S. Findlay