Granted Patent
Utility
US 6,170,822 · App. 09/166,110
Leaflets handling apparatus
Inventors:
Riichi Kato, Itsunori Utsumi, Kunihisa Matsuura
Patented Case
View Patent ↗
Granted: Jan 9, 2001
Filed: Oct 5, 1998
Inventors
Riichi Kato
Itsunori Utsumi
Kunihisa Matsuura
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.