Patents by Inventor Charles F. Julian

Charles F. Julian 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).

  • Monitoring compression of successive layers of landfill material and measurement of layer density
    Publication number: 20120173202
    Abstract: A method and system and the use of a 3-D positioning system for monitoring a landfill and landfill material added thereto and undergoing compaction and measures in real time the relative density of the compressed landfill material. The method and system calculates thickness, volume, density during the landfill operation to ensure that the landfill is comprised of compacted layers of substantially optimized density.
    Type: Application
    Filed: May 5, 2005
    Publication date: July 5, 2012
    Inventors: Charles F. Julian, Mark A. Williams, Alan R. Williams
  • Position sensing system
    Patent number: 5671160
    Abstract: A system for three-dimensional position sensing including a target station, a reference station and a means for accurately calculating the position of the target station relative to the reference station. The system includes the use of at least one gyroscope and a computer to determine the position of the target station. Such a system may be used in land surveying, earth grading machinery position sensing, marine navigation and coordinate measuring.
    Type: Grant
    Filed: June 5, 1995
    Date of Patent: September 23, 1997
    Assignee: GCS Properties
    Inventor: Charles F. Julian