Granted Patent
Utility
US 4,712,083 · App. 06/812,170
Position sensor
Inventors:
Wolfgang Heck, Peter Kersten, Hans Volz
Patented Case
View Patent ↗
Granted: Dec 8, 1987
Filed: Dec 23, 1985
Inventors
Wolfgang Heck
Peter Kersten
Hans Volz
Assignee (at issue)
Alcatel N.V.
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.