Granted Patent
Utility
US 5,687,244 · App. 08/621,711
Bone conduction speaker and mounting system
Inventor:
Peter Untersander
Patented Case
View Patent ↗
Granted: Nov 11, 1997
Filed: Mar 28, 1996
Inventor
Peter Untersander
Assignee (at issue)
Stanton Magnetics, 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.