Granted Patent
Utility
US 6,138,050 · App. 08/932,753
Antenna system and apparatus for radio-frequency wireless keyboard
Inventors:
Gerhard Schneider, Viron Teodoridis, Sergio Lazzarotto
Patented Case
View Patent ↗
Granted: Oct 24, 2000
Filed: Sep 17, 1997
Inventors
Gerhard Schneider
Viron Teodoridis
Sergio Lazzarotto
Assignee (at issue)
LOGITECH, INC.
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.