Granted Patent
Utility
US 5,014,006 · App. 07/537,072
Thin film magnetic core device with a pair of magnetic circuits for measuring a weak magnetic flux
Inventor:
Thomas Seitz
Patented Case
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Granted: May 7, 1991
Filed: Jun 12, 1990
Inventor
Thomas Seitz
Assignee (at issue)
LGZ Landis & Gyr Zug AG
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.