Patents by Inventor Walter A. Dietens

Walter A. Dietens 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).

  • Dredger Cuttertooth Manipulator
    Publication number: 20080008546
    Abstract: The present invention addresses a dredger cuttertooth manipulator that includes at least one robotic tooth handler that is adapted to remove a worn tooth from a dredger cutterhead and then replace the removed tooth with a new tooth. In a particular embodiment, the manipulator includes two robotic tooth handlers, one that removes the worn tooth, and another that replaces the removed tooth with a new tooth. The robotic tooth handler is made up of an arm and a hand that is adapted to grip the teeth.
    Type: Application
    Filed: October 5, 2004
    Publication date: January 10, 2008
    Inventors: Walter Dietens, Robby De Backer
  • Split monohull vessel
    Patent number: 6263818
    Abstract: A drilling or other offshore application vessel which can have the outward appearance and other characteristic of a monohull vessel, comprised of two or more sub-hulls each of which may be sailed as an independent ship through restrictive waterways which would prevent passage of the assembled vessel. The sub-hulls are later joined together to form a composite drilling or other offshore application vessel. The sub-hulls in one example include a recessed portion which reduces the amount of ballast needed to balance the sub-hulls.
    Type: Grant
    Filed: October 12, 1999
    Date of Patent: July 24, 2001
    Assignee: Exmar Offshore Company
    Inventors: Walter A. Dietens, Harris I. Knecht, Fernando C. Frimm