Inventor · disambiguated record
Kenzo Kamiyama
Also filed as: KAMIYAMA KENZO
3 granted patents·136 citations·filing 1987–1991
76Inventor score
Files withHITACHI LTD3
Top patents by PatentIndex Score
3 records- 0191US5298848ALarge capacity variable speed PWM spatial vector type sub-harmonic system for driving AC electric motorHITACHI LTD·Filed 1991·Granted Mar 29, 1994·79 cites·13 claims
- 0271US4839834ASpeed detecting apparatusHITACHI LTD·Filed 1987·Granted Jun 13, 1989·29 cites·11 claims
- 0361US4983875AActuatorHITACHI LTD·Filed 1989·Granted Jan 8, 1991·28 cites·27 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →