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Inventor
NII YOSHIJI
4 patents
⚠️ This page may combine multiple inventors who share the name “NII YOSHIJI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
TOKYO SHIBAURA ELECTRIC CO
3 patents
US4371908A
Feb 1, 1983
Digital protective relaying systems
TOKYO SHIBAURA ELECTRIC CO
32 citations
91
US4228476A
Oct 14, 1980
Protective relaying system
TOKYO SHIBAURA ELECTRIC CO
17 citations
68
US4347581A
Aug 31, 1982
Input setting method for digital operational devices
TOKYO SHIBAURA ELECTRIC CO
4 citations
59
HITACHI LTD
1 patent
US4107778A
Aug 15, 1978
Digital fault-location calculation system
HITACHI LTD
73 citations
94