Granted Patent
Utility
US 6,659,352 · App. 09/584,542
Semiconductor integrated circuit, a contactless information medium having the semiconductor integrated circuit, and a method of driving the semiconductor integrated circuit
Inventors:
Hiroaki Asada, Joji Nakane, Tatsumi Sumi, Taketoshi Matsuura, Atsuo Inoue
Patented Case
View Patent ↗
Granted: Dec 9, 2003
Filed: May 31, 2000
Inventors
Hiroaki Asada
Joji Nakane
Tatsumi Sumi
Taketoshi Matsuura
Atsuo Inoue
Assignee (at issue)
SUMITOMO ELECTRIC INDUSTRIES, 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.