Inventor · disambiguated record
Akihiro Sakayori
Also filed as: SAKAYORI AKIHIRO
3 granted patents·110 citations·filing 1985–1987
73Inventor score
Files withHITACHI LTD3
Top patents by PatentIndex Score
3 records- 0191US4816696AVariable-speed pumped-storage power generating systemHITACHI LTD·Filed 1987·Granted Mar 28, 1989·79 cites·4 claims
- 0257US4743827AVariable speed pumping-up electrical power systemHITACHI LTD·Filed 1987·Granted May 10, 1988·28 cites·4 claims
- 0331US4629393AMethod of operating multistage hydraulic machineryHITACHI LTD·Filed 1985·Granted Dec 16, 1986·3 cites·14 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →