Granted Patent
Utility
US 5,280,222 · App. 07/777,283
Apparatus and method for controlling brushless electric motors and position encoders and indicating position thereof
Inventors:
Johann von der Heide, Uwe Muller, Micheal Hermann
Patented Case
View Patent ↗
Granted: Jan 18, 1994
Filed: Nov 29, 1991
Inventors
Johann von der Heide
Uwe Muller
Micheal Hermann
Assignee (at issue)
Papst Motoren GmbH & Co KG
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.