Granted Patent
Utility
US 6,711,592 · App. 09/871,654
Information processing system
Inventor:
Masayuki Ono
Patented Case
View Patent ↗
Granted: Mar 23, 2004
Filed: Jun 4, 2001
Inventor
Masayuki Ono
Assignee (at issue)
OKI ELECTRIC INDUSTRY 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.