Granted Patent
Utility
US 4,729,341 · App. 06/934,365
Method and apparatus for making electrophotographic devices
Inventors:
Eugene Fournier, Erik J. Bjornard, Annette Johncock, Joachim Doehler
Patented Case
View Patent ↗
Granted: Mar 8, 1988
Filed: Nov 24, 1986
Inventors
Eugene Fournier
Erik J. Bjornard
Annette Johncock
Joachim Doehler
Assignee (at issue)
Energy Conversion Devices, Inc.
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.