Inventor · disambiguated record
Ryotaro Hanabuchi
Also filed as: HANABUCHI RYOTARO
3 granted patents·1 pending application·38 citations·filing 2001–2004
71Inventor score
Technology areasH01H
Top patents by PatentIndex Score
4 records- 0180US6498314B2Vacuum switch and vacuum switchgear using the sameHITACHI LTD·Filed 2001·Granted Dec 24, 2002·24 cites·20 claims
- 0264US6951993B2Vacuum switchTOKYO ELECTRIC POWER CO·Filed 2004·Granted Oct 4, 2005·10 cites·10 claims
- 0349US6855903B2Vacuum switchHITACHI LTD·Filed 2003·Granted Feb 15, 2005·4 cites·12 claims
- 0433US2002134756A1Vacuum switch and vacuum switchgear using the sameHITACHI LTD·Filed 2002·Application pending·0 cites
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →