Granted Patent
Utility
US 6,396,236 · App. 09/719,008
Method of minimizing errors in rotor angle estimate in synchronous machine
Inventor:
Julius Luukko
Patented Case
View Patent ↗
Granted: May 28, 2002
Filed: Dec 7, 2000
Inventor
Julius Luukko
Assignee (at issue)
ABB Oy
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.