Patents by Inventor Terence Duncan MacKay

Terence Duncan MacKay 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).

  • RAKE HEAD HAVING HELICAL COIL
    Publication number: 20100107589
    Abstract: A rake head comprising at least one substantially rigid helical coil portion and at least one resiliently deformable helical coil portion. The substantially rigid helical coil portion is supported. The deformable helical coil portion is able to flex by bending, and is compressible under the influence of external forces.
    Type: Application
    Filed: November 6, 2008
    Publication date: May 6, 2010
    Inventor: Terence Duncan MacKay