Granted Patent
Utility
US 5,016,890 · App. 07/563,208
Shooting game machine
Inventors:
Yoshinori Sato, Tatsuhisa Yabushita, Yoshihiro Mieda, Hiroyuki Kobayashi, Yasufumi Tanabe, Satoshi Watanabe, Hideyo Oguri
Patented Case
View Patent ↗
Granted: May 21, 1991
Filed: Aug 6, 1990
Inventors
Yoshinori Sato
Tatsuhisa Yabushita
Yoshihiro Mieda
Hiroyuki Kobayashi
Yasufumi Tanabe
Satoshi Watanabe
Hideyo Oguri
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.