Patents by Inventor James E. Kiesler

James E. Kiesler 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).

  • Shaped-charge cutting device for piles and underwater tubular members
    Patent number: 5791821
    Abstract: The invention relates to a device for severing tubular members, such as piles of an offshore platform. The device is incorporated into a platform pile as one of the sections of the pile and is deployed below a mudline during installation of the pile. A shaped charge mounted in that section remains unloaded during the useful life of the platform. An explosive material is delivered into the shaped charge through conduits immediately prior to severing the pile when the platform needs to be removed.
    Type: Grant
    Filed: March 6, 1997
    Date of Patent: August 11, 1998
    Inventor: James E. Kiesler