Granted Patent
Utility
US 4,786,907 · App. 06/885,250
Transponder useful in a system for identifying objects
Inventor:
Alfred R. Koelle
Patented Case
View Patent ↗
Granted: Nov 22, 1988
Filed: Jul 14, 1986
Inventor
Alfred R. Koelle
Assignee (at issue)
AMTECH, LLC
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.