Granted Patent
Utility
US 6,590,307 · App. 10/062,876
Device for controlling the radial orientation of a rapidly rotating rotor supported in a contactless manner
Inventor:
Norbert Coenen
Patented Case
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Granted: Jul 8, 2003
Filed: Jan 31, 2002
Inventor
Norbert Coenen
Assignee (at issue)
W. Schlafhorst AG & Co.
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.