Granted Patent
Utility
US 4,654,224 · App. 06/703,074
Method of manufacturing a thermoelectric element
Inventors:
David D. Allred, Krystyna Dec, Nancy Jackett, On Van Nguyen, Jaime M. Reyes
Patented Case
View Patent ↗
Granted: Mar 31, 1987
Filed: Feb 19, 1985
Inventors
David D. Allred
Krystyna Dec
Nancy Jackett
On Van Nguyen
Jaime M. Reyes
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.