Granted Patent
Utility
US 4,328,538 · App. 06/140,468
Switching arrangement to protect a component against overcurrent due to magnetic saturation of an inductor
Inventor:
Werner Pollmeier
Patented Case
View Patent ↗
Granted: May 4, 1982
Filed: Apr 17, 1980
Inventor
Werner Pollmeier
Assignee (at issue)
Nixdorf Computer 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.