Patents by Inventor Akhtar Khurram

Akhtar Khurram 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).

  • Inlets for rotary vane vacuum pump
    Patent number: 10634144
    Abstract: This invention discloses an improved rotary vane vacuum pump. The vacuum pump includes an enlarged inlet port which is spread over the width and length of the stator in a zig-zagging fashion within which the vanes pass. In one embodiment, the inlet port describes an inverted W shape in the stator and includes appropriately placed ribs to ensure the stator does not deform around the inlet port.
    Type: Grant
    Filed: April 1, 2016
    Date of Patent: April 28, 2020
    Assignee: RT Hamilton and Associates Limited
    Inventor: Akhtar Khurram
  • IMPROVED ROTARY VANE VACUUM PUMP
    Publication number: 20190338780
    Abstract: This invention discloses an improved rotary vane vacuum pump. The vacuum pump includes an enlarged inlet port which is spread over the width and length of the stator in a zig-zagging fashion within which the vanes pass. In one embodiment, the inlet port describes an inverted W shape in the stator and includes appropriately placed ribs to ensure the stator does not deform around the inlet port.
    Type: Application
    Filed: April 1, 2016
    Publication date: November 7, 2019
    Inventor: Akhtar Khurram