Inventor
MASUDA HAJIME
JP13 patents
⚠️ This page may combine multiple inventors who share the name “MASUDA HAJIME”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HOCHIKI CO
5 patentsUS4066966AJan 3, 1978
Alarm system utilizing a bidirectional transmission line in CATV system
HOCHIKI CO26 citations81
US4238766ADec 9, 1980
Channel level adjusting apparatus
HOCHIKI CO15 citations73
US3996578ADec 7, 1976
Alarm system
HOCHIKI CO12 citations73
US4075628AFeb 21, 1978
Alarm system utilizing cable-tv multi-receiver systems
HOCHIKI CO10 citations71
US4114150ASep 12, 1978
Alarm system
HOCHIKI CO10 citations65
NEC CORP
3 patentsUS5005154AApr 2, 1991
High speed programmable read on memory device formed by bipolar transistors
NEC CORP11 citations73
US5257231AOct 26, 1993
Semicustom-made integrated circuit with built-in memory unit associated with internal timing generator for internal write enable signal
NEC CORP3 citations62
US4962478AOct 9, 1990
High speed programmable read only memory device having a high integration density and diode in the programming path
NEC CORP4 citations62