Granted Patent
Utility
US 5,226,119 · App. 07/378,502
Graphic display controller
Inventor:
Nobuteru Asai
Patented Case
View Patent ↗
Granted: Jul 6, 1993
Filed: Jul 11, 1989
Inventor
Nobuteru Asai
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.