Patents by Inventor Frank W. Michael

Frank W. Michael 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).

  • Deep draft drilling platform
    Patent number: 4502551
    Abstract: A deep draft oil well drilling platform having a large hollow body is shaped, designed, and ballasted to have a substantial portion thereof submerged under the surface of the ocean a sufficient distance to be substantially unaffected by surface waves and weather. The body contains an oil well drilling rig and all supplies, equipment, and materials normally necessary to drill an oil well, with such rig, equipment, and the like positioned well below the surface of the water.
    Type: Grant
    Filed: April 1, 1982
    Date of Patent: March 5, 1985
    Inventors: Kenneth C. Rule, Frank W. Michael