Granted Patent
Utility
US 5,261,968 · App. 07/819,281
Photovoltaic cell and method
Inventor:
John F. Jordan
Patented Case
View Patent ↗
Granted: Nov 16, 1993
Filed: Jan 13, 1992
Inventor
John F. Jordan
Assignee (at issue)
Photon Energy GmbH
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.