Granted Patent
Utility
US 5,563,481 · App. 08/431,615
Brushless motor
Inventor:
Kenneth W. Krause
Patented Case
View Patent ↗
Granted: Oct 8, 1996
Filed: May 1, 1995
Inventor
Kenneth W. Krause
Assignee (at issue)
Smith & Nephew Endoscopy Inc.
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.