Granted Patent
Utility
US 6,581,880 · App. 09/977,834
Energy managed electric propulsion methods and systems for stationkeeping satellites
Inventors:
Thomas Randolph, David Oh, Fischer Guenter
Patented Case
View Patent ↗
Granted: Jun 24, 2003
Filed: Oct 15, 2001
Inventors
Thomas Randolph
David Oh
Fischer Guenter
Assignee (at issue)
Space Systems/Loral, LLC
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.