Granted Patent
Utility
US 5,954,436 · App. 08/114,096
Printing apparatus and double-side printing control method
Inventors:
Seiji Kageyama, Chikahiko Nagata
Patented Case
View Patent ↗
Granted: Sep 21, 1999
Filed: Aug 31, 1993
Inventors
Seiji Kageyama
Chikahiko Nagata
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.