Granted Patent
Utility
US 6,722,988 · App. 09/772,568
Game system and computer readable storage medium therefor
Inventor:
Jun Yamaguchi
Patented Case
View Patent ↗
Granted: Apr 20, 2004
Filed: Jan 30, 2001
Inventor
Jun Yamaguchi
Assignee (at issue)
Konami 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.