Granted Patent
Utility
US 6,585,637 · App. 09/865,629
Method and apparatus for fixation type feedback reduction in implantable hearing assistance systems
Inventors:
Bruce A. Brillhart, Kai Kroll
Patented Case
View Patent ↗
Granted: Jul 1, 2003
Filed: May 25, 2001
Inventors
Bruce A. Brillhart
Kai Kroll
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.