Patents by Inventor Harris I. Knecht

Harris I. Knecht 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).

  • 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
  • Semisubmersible offshore vessel
    Patent number: 6015245
    Abstract: Improvements to a ring pontoon semisubmersible vessel. The centerlines of the corner columns ar displaced with respect to the axial centerlines of the forward and aft portions of the ring pontoon. Additionally, the centerlines of the corner columns may be displaced with respect to the axial centerlines of the starboard and port portions of the ring pontoon. The superstructure deck may be supported by radial braces extending from the ring pontoon to locations on the superstructure deck which are inward of the ring pontoon.
    Type: Grant
    Filed: September 8, 1997
    Date of Patent: January 18, 2000
    Inventors: Fernando C. Frimm, Harris I. Knecht, Thomas D. Condon