Patents by Inventor James Paul HARRISON

James Paul HARRISON 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).

  • Ion guide
    Patent number: 11017994
    Abstract: An ion guide is disclosed that comprises a plurality of electrodes arranged to form a multipole ion guide and one or more rigid support members. The plurality of electrodes comprises one or more groups of electrodes, and each group of electrodes comprises plural electrodes that are axially spaced apart from one another. The electrodes of one or more groups of electrodes are attached to one of the one or more rigid support members. One or more of the electrodes comprises a curved metal sheet, plate or strip.
    Type: Grant
    Filed: July 6, 2018
    Date of Patent: May 25, 2021
    Assignee: MICROMASS UK LIMITED
    Inventors: Oliver John Malpas, James Paul Harrison, Bharat Chande, John Iveson
  • ION GUIDE
    Publication number: 20200135442
    Abstract: An ion guide is disclosed that comprises a plurality of electrodes arranged to form a multipole ion guide and one or more rigid support members. The plurality of electrodes comprises one or more groups of electrodes, and each group of electrodes comprises plural electrodes that are axially spaced apart from one another. The electrodes of one or more groups of electrodes are attached to one of the one or more rigid support members. One or more of the electrodes comprises a curved metal sheet, plate or strip.
    Type: Application
    Filed: July 6, 2018
    Publication date: April 30, 2020
    Inventors: Oliver John MALPAS, James Paul HARRISON, Bharat CHANDE, John IVESON