Patents by Inventor Andrew Stuart Ollason

Andrew Stuart Ollason 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).

  • Underwater burial apparatus
    Patent number: 6220786
    Abstract: Apparatus for locally disturbing an underwater bed to enable the burial of an elongate member (39) comprises a mounting (30,31), resilient means (88-93) such as brush filaments coupled to the mounting, and means (9) for moving the resilient means with respect to the mounting. The resilient means is constructed such that on moving the mounting along the line of the elongate member while moving the resilient means with respect to the mounting, the underwater bed is disturbed by the resilient means to enable the elongate member to be buried.
    Type: Grant
    Filed: November 4, 1998
    Date of Patent: April 24, 2001
    Assignee: Cable & Wireless PLC
    Inventors: Andrew Stuart Ollason, Graham Peter Wallace, Kevin Clyde Peterson