Granted Patent
Utility
US 5,204,621 · App. 07/651,450
Position sensor employing a soft magnetic core
Inventors:
Michael Hermann, Johann von der Heide, Hans Dieter Papst, Uwe Mueller
Patented Case
View Patent ↗
Granted: Apr 20, 1993
Filed: Feb 7, 1991
Inventors
Michael Hermann
Johann von der Heide
Hans Dieter Papst
Uwe Mueller
Assignee (at issue)
Papst Motoren GmbH & Co KG
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.