Granted Patent
Utility
US 6,646,607 · App. 10/064,029
Antenna system, transceiver, electrical equipment, and computer terminal
Inventors:
Hideyuki Usui, Takeshi Asano
Patented Case
View Patent ↗
Granted: Nov 11, 2003
Filed: Jun 4, 2002
Inventors
Hideyuki Usui
Takeshi Asano
Assignee (at issue)
International Business Machines 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.