Granted Patent
Utility
US 6,690,175 · App. 09/991,957
Method and device for assessing the stability of an electric power transmission network
Inventors:
Christian Pinzon, Joachim Bertsch, Christian Rehtanz
Patented Case
View Patent ↗
Granted: Feb 10, 2004
Filed: Nov 26, 2001
Inventors
Christian Pinzon
Joachim Bertsch
Christian Rehtanz
Assignee (at issue)
ABB Schweiz 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.