Granted Patent
Utility
US 4,491,834 · App. 06/598,360
Display controlling apparatus
Inventor:
Tetsuji Oguchi
Patented Case
View Patent ↗
Granted: Jan 1, 1985
Filed: Apr 12, 1984
Inventor
Tetsuji Oguchi
Assignee (at issue)
NIPPON ELECTRIC CO., 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.