Patents by Inventor John Mark Crouchen

John Mark Crouchen 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).

  • METHOD AND TOOL FOR CREATING A PASSIVE SHIM LOCATION WITHIN A GRADIENT COIL
    Publication number: 20080271839
    Abstract: A method for creating a passive shim location in a gradient coil assembly of a magnetic resonance imaging system includes placing at least one tool in a volume between an inner gradient coil assembly and an outer gradient coil assembly. The tool includes an inner core and an outer sleeve. The inner core is removably housed in the outer sleeve. The volume is then filled with a bonding material. Once the bonding material has cured, the inner core is removed from the outer sleeve. The outer sleeve may also be removed from the volume.
    Type: Application
    Filed: May 1, 2007
    Publication date: November 6, 2008
    Applicant: GENERAL ELECTRIC COMPANY
    Inventors: Neil Clarke, John Mark Crouchen, Alan McKendry
  • Ice hockey stick
    Patent number: D775289
    Type: Grant
    Filed: June 17, 2015
    Date of Patent: December 27, 2016
    Assignee: ZEEK HOCKEY LIMITED
    Inventor: John Mark Crouchen