Inventor
HASEGAWA IWAO
JP10 patents
⚠️ This page may combine multiple inventors who share the name “HASEGAWA IWAO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
TOSHIBA KK
4 patentsUS4802209AJan 31, 1989
Paging system for electronic telephone apparatus
TOSHIBA KK27 citations91
US5109406AApr 28, 1992
Call control method and apparatus for a switching system
TOSHIBA KK31 citations88
US4707853ANov 17, 1987
Electronic private branch exchanges
TOSHIBA KK9 citations72
US4941171AJul 10, 1990
Electronic private branch exchange
TOSHIBA KK1 citations50