Granted Patent
Utility
US 5,382,906 · App. 08/018,260
Method for determining an actual tripping characteristic of a relay
Inventors:
Jan Schutter, Martin Wiederkehr
Patented Case
View Patent ↗
Granted: Jan 17, 1995
Filed: Feb 16, 1993
Inventors
Jan Schutter
Martin Wiederkehr
Assignee (at issue)
Asea Brown Boveri, S.A.
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.