Granted Patent
Utility
US 6,058,593 · App. 09/194,644
Method for producing a micro motor
Inventor:
Thorsten Siess
Patented Case
View Patent ↗
Granted: May 9, 2000
Filed: Dec 1, 1998
Inventor
Thorsten Siess
Assignee (at issue)
Impella Cardiotechnick GmbH
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.