Inventor
SAKAKIBARA KENZO
JP9 patents
Patents
9 patentsUS4900902AFeb 13, 1990
Data communication apparatus
CANON KK75 citations94
US5128985AJul 7, 1992
Communication system having a plurality of voice communication terminals and a data communication terminal
CANON KK23 citations92
US5093857AMar 3, 1992
Communication apparatus for selected data and speech communication
CANON KK21 citations81
US5153912AOct 6, 1992
Data communication apparatus
CANON KK12 citations73
US5020096AMay 28, 1991
Image communication system having improved line control
CANON KK18 citations73
US4623899ANov 18, 1986
Recording apparatus
CANON KK9 citations72
US5315643AMay 24, 1994
Communication system and data communication method
CANON KK6 citations62
US6346995B1Feb 12, 2002
Communication apparatus with outgoing call limiting
CANON KK1 citations52
US5428672AJun 27, 1995
Communication apparatus
CANON KK1 citations51