Patents by Inventor David N. Hallett

David N. Hallett 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).

  • Patent number: 4774892
    Abstract: A pallet (12) for an automated transportation apparatus includes resilient restraining means (14) protruding from an upper load carrying surface (13) to prevent sliding movement of an article on the surface.
    Type: Grant
    Filed: April 1, 1987
    Date of Patent: October 4, 1988
    Assignee: Westland plc
    Inventors: Richard L. Ballard, Mark Goddard-Watts, David N. Hallett