Granted Patent
Utility
US 6,082,734 · App. 09/186,523
Ball game machine
Inventors:
Isao Uehara, Takahiro Sakiyama
Patented Case
View Patent ↗
Granted: Jul 4, 2000
Filed: Nov 5, 1998
Inventors
Isao Uehara
Takahiro Sakiyama
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.