Inventor
HAMADATE YOSHIO
JP7 patents
Patents
7 patentsUS7961067B2Jun 14, 2011
Superconducting magnet apparatus and magnetic resonance imaging apparatus
HITACHI LTD14 citations82
US6469607B1Oct 22, 2002
Stationary induction apparatus
HITACHI LTD9 citations71
US10665382B2May 26, 2020
Stationary induction apparatus
HITACHI LTD2 citations68
US10658106B2May 19, 2020
Stationary induction electrical apparatus
HITACHI LTD2 citations67
US10509021B2Dec 17, 2019
Diagnosing device for on-load tap changing apparatus, diagnosing method for on-load tap changing apparatus, and diagnosing device for transformer
HITACHI LTD0 citations51
US6639497B2Oct 28, 2003
Stationary induction apparatus
HITACHI LTD0 citations49
US9613762B2Apr 4, 2017
Power switchgear
HITACHI LTD1 citations45