Inventor

MINAMITANI EIJI

JP3 patents

Patents

3 patents

US4380064AApr 12, 1983

Digital audio signal control system for a timedivision switching system

FUJITSU LTD12 citations69

US4370742AJan 25, 1983

Time division electronic switching system

FUJITSU LTD7 citations64

US4175218ANov 20, 1979

Telephone switching system

FUJITSU LTD2 citations57