Granted Patent
Utility
US 5,668,601 · App. 08/387,581
Audio/video decoding system
Inventors:
Shigeyuki Okada, Hideki Yamauchi
Patented Case
View Patent ↗
Granted: Sep 16, 1997
Filed: Feb 13, 1995
Inventors
Shigeyuki Okada
Hideki Yamauchi
Assignee (at issue)
SANYO ELECTRIC CO., 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.