Granted Patent
Utility
US 6,404,778 · App. 09/159,602
Radio communication apparatus
Inventors:
Masaki Hayashi, Kazuyuki Miya
Patented Case
View Patent ↗
Granted: Jun 11, 2002
Filed: Sep 24, 1998
Inventors
Masaki Hayashi
Kazuyuki Miya
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.