Inventor
ANDO TATSUHIKO
JP3 patents
Patents
3 patentsUS6970460B2Nov 29, 2005
Multiplexing apparatus
HITACHI TELECOMM TECH2 citations60
US7035265B2Apr 25, 2006
Multiplexer and priority control method for packet data transmissions
HITACHI TELECOMM TECH4 citations57
US5719855AFeb 17, 1998
Digital telephone switching system having plural terminal devices directly connected to a common digital line
HITACHI TELECOMM TECH1 citations46