Granted Patent
Utility
US 6,714,920 · App. 09/297,448
Information processing apparatus and information processing method
Inventor:
Toshiyuki Arai
Patented Case
View Patent ↗
Granted: Mar 30, 2004
Filed: Apr 30, 1999
Inventor
Toshiyuki Arai
Assignee (at issue)
SONY GROUP CORPORATION
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.