Granted Patent
Utility
US 5,628,409 · App. 08/667,288
Thermal imaging refuse separator
Inventor:
Daniel W. Thomas
Patented Case
View Patent ↗
Granted: May 13, 1997
Filed: Jun 20, 1996
Inventor
Daniel W. Thomas
Assignee (at issue)
Beloit Technologies, 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.