Granted Patent
Utility
US 5,345,274 · App. 08/183,833
Ghost canceling circuit promptly responsive to channel change
Inventor:
Mitsuhiro Matsunaga
Patented Case
View Patent ↗
Granted: Sep 6, 1994
Filed: Jan 21, 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.