Granted Patent
Utility
US 6,699,122 · App. 09/268,960
Gaming machine
Inventor:
Akira Osawa
Patented Case
View Patent ↗
Granted: Mar 2, 2004
Filed: Mar 15, 1999
Inventor
Akira Osawa
Assignee (at issue)
Aruze Corp.
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.