Patents by Inventor Mark Thomas Alexander

Mark Thomas Alexander 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).

  • Strongback Traveling Clamp
    Publication number: 20080304938
    Abstract: A modified strongback for laying pipeline offshore that utilizes a movable clamp. One end of the strongback is modified to include a travel mechanism. A pipe clamp is mounted on the travel mechanism to allow movement of the clamp as necessary to accommodate different pipe joint lengths. A mechanism for locking the clamp in the desired position is provided on the strongback.
    Type: Application
    Filed: June 8, 2007
    Publication date: December 11, 2008
    Inventors: Brian Michael Katterhenry, Ravi Kumar Kannan, William Joseph Wilson, Kevin Patrick Zaeringer, McArthur Bassett, Mark Thomas Alexander, JR., Roy Stephen Heitkamp
  • Massage device for spine
    Patent number: D492791
    Type: Grant
    Filed: October 17, 2002
    Date of Patent: July 6, 2004
    Inventor: Mark Thomas Alexander