Granted Patent
Utility
US 6,537,154 · App. 09/624,650
Game controller
Inventors:
Kenji Ohgoshi, Shuzo Ono
Patented Case
View Patent ↗
Granted: Mar 25, 2003
Filed: Jul 25, 2000
Inventors
Kenji Ohgoshi
Shuzo Ono
Assignee (at issue)
ALPS ELECTRIC CO., 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.