Granted Patent
Utility
US 5,954,628 · App. 08/907,384
Capacitive input transducers for middle ear sensing
Inventor:
Joel A. Kennedy
Patented Case
View Patent ↗
Granted: Sep 21, 1999
Filed: Aug 7, 1997
Inventor
Joel A. Kennedy
Assignee (at issue)
St. Croix Medical, 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.