Granted Patent
Utility
US 6,478,257 · App. 09/881,942
Phase change material thermal control for electric propulsion
Inventors:
David Oh, Lenny Low
Patented Case
View Patent ↗
Granted: Nov 12, 2002
Filed: Jun 15, 2001
Inventors
David Oh
Lenny Low
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.