Granted Patent
Utility
US 6,666,448 · App. 10/012,404
Apparatus handling paper sheets and the like
Inventors:
Goro Sato, Hisahiro Koshizuka, Shinji Shibata, Riichi Kato
Patented Case
View Patent ↗
Granted: Dec 23, 2003
Filed: Dec 12, 2001
Inventors
Goro Sato
Hisahiro Koshizuka
Shinji Shibata
Riichi Kato
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.