Patents by Inventor Ju Il Suk

Ju Il Suk 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).

  • Apparatus and method for estimating remaining fuel quantity in GEO (Geostationary Earth Orbit) communication satellite propulsion system
    Patent number: 6055485
    Abstract: The invention provides a software tool in a PC environment, which can be used for planing and analyzing a mission of communication satellite. Input data required for predicting and estimating the amount of fuel remaining in the satellite is automatically connected to the main program, to create the remaining fuel quantity value in the result file automatically. The invention allows the satellite operator to easily perform the computation of the remaining fuel quantity in the analysis of satellite mission, and to arrange related data.
    Type: Grant
    Filed: December 3, 1997
    Date of Patent: April 25, 2000
    Assignee: Electronics and Telecommunication Research Institute
    Inventors: Jong Won Eun, Ju Il Suk