Inventor
TSUZURA KEIICHI
JP8 patents
Patents
8 patentsUS6515247B1Feb 4, 2003
Gas insulated switchgear
HITACHI LTD30 citations92
US6188034B1Feb 13, 2001
Gas insulated switchgear with flange-spacer assembly
HITACHI LTD19 citations92
US6399911B1Jun 4, 2002
Gas insulated switchgear apparatus
HITACHI LTD14 citations83
US6556428B1Apr 29, 2003
Gas insulated switchgear
HITACHI LTD15 citations80
US6219225B1Apr 17, 2001
Gas insulated switch gear and method for assembling therefor
HITACHI LTD10 citations73
US6560091B1May 6, 2003
Gas insulated switchgear
HITACHI LTD12 citations70
US6337452B1Jan 8, 2002
Gas insulated switchgear with flange-spacer assembly
HITACHI LTD2 citations62
US6278073B1Aug 21, 2001
Gas insulated switching apparatus
HITACHI LTD5 citations62