Inventor
NOJIRI SHOJI
JP4 patents
Patents
4 patentsUS4656625AApr 7, 1987
Switching system having capability for telecommunication conferences
FUJITSU LTD15 citations71
US4748659AMay 31, 1988
Calling signal transmission apparatus
FUJITSU LTD2 citations61
US4113990ASep 12, 1978
Signal sending control system
FUJITSU LTD4 citations58
US4512015AApr 16, 1985
Digital time-division switch
FUJITSU LTD6 citations56