Patents by Inventor Lan T. Hiscox

Lan T. Hiscox 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).

  • Blowout preventer stack landing assist tool
    Patent number: 7377323
    Abstract: A blowout preventer stack landing assist tool and landing tool adapter joint for use with a standard telescoping joint used in oil and gas drilling operations that allows lifting and moving of the riser string and blowout preventer stack without requiring disconnection of the telescoping joint, tensioning lines and associated piping from the riser string connection.
    Type: Grant
    Filed: January 20, 2005
    Date of Patent: May 27, 2008
    Assignee: Cameron International Corporation
    Inventors: Stephen J. Walker, Lan T. Hiscox