Inventor
OMORI HIDEHARU
JP4 patents
Patents
4 patentsUS4815099AMar 21, 1989
Data circuit-terminating equipment
IWATSU ELECTRIC CO LTD7 citations71
US5228035AJul 13, 1993
Synchronizing system in digital communication line
IWATSU ELECTRIC CO LTD17 citations70
US4726013AFeb 16, 1988
Time division multiplex telecommunications system and method for a key telephone system or the like
IWATSU ELECTRIC CO LTD7 citations70
US5025441AJun 18, 1991
Key telephone system
IWATSU ELECTRIC CO LTD0 citations36