Granted Patent
Utility
US 6,661,252 · App. 10/190,325
Matrix switch device high in isolation between terminals thereof, small in size, and low in manufacturing cost
Inventors:
Nobuo Nagano, Kazuhiko Onda, Junichi Somei
Patented Case
View Patent ↗
Granted: Dec 9, 2003
Filed: Jul 3, 2002
Inventors
Nobuo Nagano
Kazuhiko Onda
Junichi Somei
Assignees (at issue)
NEC Compound Semiconductor Devices, Ltd.
SHARP KABUSHIKI KAISHA
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.