Granted Patent
Utility
US 5,270,821 · App. 07/796,411
Video display adjustment and on-screen menu system
Inventor:
James V. Samuels
Patented Case
View Patent ↗
Granted: Dec 14, 1993
Filed: Nov 22, 1991
Inventor
James V. Samuels
Assignee (at issue)
Acer Incorporated
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.