Granted Patent
Utility
US 6,618,552 · App. 09/222,231
Method for processing audio and video DVD data
Inventor:
Gene Sonu
Patented Case
View Patent ↗
Granted: Sep 9, 2003
Filed: Dec 29, 1998
Inventor
Gene Sonu
Assignee (at issue)
Oak 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.