Granted Patent
Utility
US 5,481,315 · App. 08/358,948
Television receiver with multiple picture screen at appropriate aspect ratio
Inventor:
Mitsuhiro Matsunaga
Patented Case
View Patent ↗
Granted: Jan 2, 1996
Filed: Dec 19, 1994
Inventor
Mitsuhiro Matsunaga
Assignee (at issue)
NEC CORPORATION
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.