Granted Patent
Utility
US 6,281,869 · App. 09/388,301
Display device capable of enlarging and reducing video signal according to display unit
Inventor:
Kenichi Seino
Patented Case
View Patent ↗
Granted: Aug 28, 2001
Filed: Sep 1, 1999
Inventor
Kenichi Seino
Assignee (at issue)
ALPS 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.