Inventor
MATSUI YOSHIAKI
JP10 patents
⚠️ This page may combine multiple inventors who share the name “MATSUI YOSHIAKI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HITACHI LTD
3 patentsUS5327355AJul 5, 1994
Voltage or reactive power control method and control device therefor
HITACHI LTD26 citations91
US5699219ADec 16, 1997
Ground fault current limiter and method of limiting ground fault current
HITACHI LTD33 citations89
US5170308ADec 8, 1992
Method and system of transformer protection and method and system of detecting a defective winding
HITACHI LTD17 citations71