Patents by Inventor Kate Donaldson-Stewart

Kate Donaldson-Stewart 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).

  • Patent number: 10393675
    Abstract: An x-ray inspection system including a cabinet containing an x-ray source, a sample support for supporting a sample to be inspected, and an x-ray detector; an air mover configured to force air into the cabinet through an air inlet above the sample support, where the air mover and cabinet are configured to force air through the cabinet from the air inlet past the sample support to an air outlet in the cabinet below the sample support, and an assembly for positioning the sample support relative to the x-ray source and x-ray detector. The sample support includes an upper surface extending in a horizontal plane and the sample positioning assembly includes a vertical positioning mechanism for moving the sample support in a vertical direction, orthogonal to the horizontal plane, and a first horizontal positioning mechanism for moving the sample support and vertical positioning mechanism in a first horizontal direction.
    Type: Grant
    Filed: April 3, 2015
    Date of Patent: August 27, 2019
    Assignee: Nordson Corporation
    Inventors: John Tingay, William T. Walker, Phil King, Simon White, Kate Donaldson-Stewart
  • Patent number: 10215716
    Abstract: An x-ray inspection system includes a cabinet including an x-ray source, a sample support supporting a sample to be inspected, and an x-ray detector. The system further includes an air mover configured to force air into the cabinet through an air inlet in the cabinet above the sample support. The air mover and cabinet are configured to force air through the cabinet from the air inlet past the sample support to an air outlet in the cabinet below the sample support. The cabinet may be constructed to provide an x-ray shield. The x-ray inspection system can be used in a clean room environment to inspect items such as semiconductor wafers.
    Type: Grant
    Filed: April 3, 2015
    Date of Patent: February 26, 2019
    Assignee: Nordson Corporation
    Inventors: John Tingay, William T. Walker, Kate Donaldson-Stewart