Granted Patent
Utility
US 5,039,094 · App. 07/547,408
Game machine
Inventors:
Hiroyuki Kobayashi, Shukuo Ishikawa, Hiroki Nakahata, Masaki Koenuma, Yoshihiro Mieda
Patented Case
View Patent ↗
Granted: Aug 13, 1991
Filed: Jul 2, 1990
Inventors
Hiroyuki Kobayashi
Shukuo Ishikawa
Hiroki Nakahata
Masaki Koenuma
Yoshihiro Mieda
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.