Granted Patent
Utility
US 4,447,277 · App. 06/412,306
Multiphase thermoelectric alloys and method of making same
Inventors:
Tumkur S. Jayadev, On V. Nugyen
Patented Case
View Patent ↗
Granted: May 8, 1984
Filed: Aug 27, 1982
Inventors
Tumkur S. Jayadev
On V. Nugyen
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.