Granted Patent
Utility
US 5,973,752 · App. 08/879,772
Ghost removal apparatus
Inventor:
Mitsuhiro Matsunaga
Patented Case
View Patent ↗
Granted: Oct 26, 1999
Filed: Jun 20, 1997
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.