Granted Patent
Utility
US 6,533,261 · App. 09/851,996
Bill receiving/dispensing box
Inventors:
Riichi Katou, Akira Nomiyama, Shinji Shibata
Patented Case
View Patent ↗
Granted: Mar 18, 2003
Filed: May 10, 2001
Inventors
Riichi Katou
Akira Nomiyama
Shinji Shibata
Assignee (at issue)
HITACHI, 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.