Granted Patent
Utility
US 5,834,672 · App. 08/555,536
Non-linear tone generator
Inventor:
Avery Li-Chun Wang
Patented Case
View Patent ↗
Granted: Nov 10, 1998
Filed: Nov 9, 1995
Inventor
Avery Li-Chun Wang
Assignee (at issue)
Chromatic Research, 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.