Granted Patent
Utility
US 6,366,863 · App. 09/004,788
Portable hearing-related analysis system
Inventors:
Gordon J. Bye, Jeffrey C. Erdahl, David A. Preves
Patented Case
View Patent ↗
Granted: Apr 2, 2002
Filed: Jan 9, 1998
Inventors
Gordon J. Bye
Jeffrey C. Erdahl
David A. Preves
Assignee (at issue)
Micro Ear Technology, 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.