Patents by Inventor Danny E. Hoover

Danny E. Hoover 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).

  • Stabilized reference geophone system for use in downhole environment
    Patent number: 4800981
    Abstract: For seismic exploration, a method and apparatus are set forth wherein geophones, preferably arranged in XYZ relationship to one another fixedly within a hermetically sealed housing, are located in a deviated well. The position of the housing with respect to a reference such as the earth's north axis is determined. This reference enables determination of the geophone location and the direction of propagation of seismic impulse.
    Type: Grant
    Filed: September 11, 1987
    Date of Patent: January 31, 1989
    Assignee: Gyrodata, Inc.
    Inventors: Gary W. Uttecht, Danny E. Hoover, Stephen W. Klopp