Granted Patent
Utility
US 4,953,230 · App. 07/396,828
Document image processing system
Inventor:
Morisumi Kurose
Patented Case
View Patent ↗
Granted: Aug 28, 1990
Filed: Aug 21, 1989
Inventor
Morisumi Kurose
Assignee (at issue)
RICOH COMPANY, 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.