Patents by Inventor Glenn D. Stewart

Glenn D. Stewart 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 automatically synchronizing multiple engines
    Patent number: 4479357
    Abstract: An apparatus for synchronizing the operation of one or more slave engines with that of a master engine in which a servomechanism automatically controls the operation of the slave engines to synchronize them with the master engine while each slave engine and master engine remains directly connected with a manually operable throttle to provide for concurrent operation and overcontrol of the engines so as to dominate the operation of the slave engines by the servomechanism.
    Type: Grant
    Filed: January 9, 1984
    Date of Patent: October 30, 1984
    Inventor: Glenn D. Stewart
  • Method and apparatus for automatically synchronizing multiple engines
    Patent number: 4435961
    Abstract: An apparatus for synchronizing the operation of one or more slave engines with that of a master engine in which a servomechanism automatically controls the operation of the slave engines to synchronize them with the master engine while each slave engine and master engine remains directly connected with a manually operable throttle to provide for concurrent operation and overcontrol of the engines so as to dominate the operation of the slave engines by the servomechanism.
    Type: Grant
    Filed: December 19, 1980
    Date of Patent: March 13, 1984
    Inventor: Glenn D. Stewart