Patents by Inventor Gideon John Foster-Turner

Gideon John Foster-Turner 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).

  • Laser-drilling
    Patent number: 6365871
    Abstract: A method of laser-drilling a hole through a workpiece, such as an injector nozzle (40), into a cavity comprising drilling a hole (41) through the workpiece (40) with a laser (50), providing a fluid having laser-barrier properties in the cavity so that, when the hole (41) is open to the cavity, laserlight passing through the hole (41) is incident upon the fluid whereby the workpiece (40) across the cavity from the hole (41) is protected from the laserlight, and arranging that the fluid does not enter the laser-drillled hole (41) during the drilling process. Apparatus for performing the method is also described.
    Type: Grant
    Filed: March 3, 2000
    Date of Patent: April 2, 2002
    Assignee: Oxford Lasers Limited
    Inventors: Martyn Richard Huw Knowles, Andrew John Kearsley, Anthony John Andrews, Andrew Ian Bell, Graham Rutterford, Gideon John Foster-Turner