Granted Patent
Utility
US 6,449,519 · App. 09/176,175
Audio information processing method, audio information processing apparatus, and method of recording audio information on recording medium
Inventor:
Toshiharu Kuwaoka
Patented Case
View Patent ↗
Granted: Sep 10, 2002
Filed: Oct 21, 1998
Inventor
Toshiharu Kuwaoka
Assignee (at issue)
Victor Company of Japan, Ltd.
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.