Granted Patent
Utility
US 4,668,914 · App. 06/679,664
Circular, amorphous metal, Hall effect magnetic field sensor with circumferentially spaced electrodes
Inventors:
Peter Kersten, Hans Volz, Ulrich Seyfried
Patented Case
View Patent ↗
Granted: May 26, 1987
Filed: Dec 7, 1984
Inventors
Peter Kersten
Hans Volz
Ulrich Seyfried
Assignee (at issue)
International Standard Electric Corporation
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.