Granted Patent
Utility
US 5,853,497 · App. 08/764,805
High efficiency multi-junction solar cells
Inventors:
David R. Lillington, David E. Joslin
Patented Case
View Patent ↗
Granted: Dec 29, 1998
Filed: Dec 12, 1996
Inventors
David R. Lillington
David E. Joslin
Assignee (at issue)
HUGHES ELECTRONICS LIMITED
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.