Granted Patent
Utility
US 5,694,139 · App. 08/493,818
Short-distance communication antenna and methods of manufacturing and using the short-distance communication antenna
Inventors:
Shoshichi Saito, Masahiro Fujimoto, Katsuhisa Orihara, Susumu Yanagibori
Patented Case
View Patent ↗
Granted: Dec 2, 1997
Filed: Jun 22, 1995
Inventors
Shoshichi Saito
Masahiro Fujimoto
Katsuhisa Orihara
Susumu Yanagibori
Assignee (at issue)
SONY GROUP 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.