Granted Patent
Utility
US 6,340,953 · App. 09/527,232
Antenna device
Inventors:
Toshihiro Teraoka, Toshio Ishizaki, Koichi Ogawa, Tomoya Maekawa
Patented Case
View Patent ↗
Granted: Jan 22, 2002
Filed: Mar 16, 2000
Inventors
Toshihiro Teraoka
Toshio Ishizaki
Koichi Ogawa
Tomoya Maekawa
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.