Patents by Inventor John James Rodden

John James Rodden 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).

  • Method and apparatus for rate integration supplement for attitude referencing with quaternion differencing
    Patent number: 6454217
    Abstract: A control system for providing attitude control in spacecraft. The control system comprising a primary attitude reference system, a secondary attitude reference system, and a hyper-complex number differencing system. The hyper-complex number differencing system is connectable to the primary attitude reference system and the secondary attitude reference system.
    Type: Grant
    Filed: September 28, 2000
    Date of Patent: September 24, 2002
    Assignee: Space Systems/Loral, Inc.
    Inventors: John James Rodden, Xenophon Price, Stephane Carrou, Homer Darling Stevens