Granted Patent
Utility
US 6,764,401 · App. 09/806,307
Game system and program
Inventor:
Tetsuya Akatsuka
Patented Case
View Patent ↗
Granted: Jul 20, 2004
Filed: Apr 12, 2001
Inventor
Tetsuya Akatsuka
Assignee (at issue)
Namco 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.