Inventor · disambiguated record
Tohru Kai
Also filed as: KAI TOHRU
5 granted patents·137 citations·filing 1978–2004
84Inventor score
Files withYASKAWA DENKI SEISAKUSHO KK5
Top patents by PatentIndex Score
5 records- 0182US4357569AControl device for a synchronous motorYASKAWA DENKI SEISAKUSHO KK·Filed 1980·Granted Nov 2, 1982·43 cites·1 claims
- 0276US4358722ASpeed detector using resolverYASKAWA DENKI SEISAKUSHO KK·Filed 1980·Granted Nov 9, 1982·24 cites·1 claims
- 0375US4358726ACurrent type inverterYASKAWA DENKI SEISAKUSHO KK·Filed 1980·Granted Nov 9, 1982·27 cites·1 claims
- 0472US7317292B2AC motor control method and control deviceYASKAWA DENKI SEISAKUSHO KK·Filed 2004·Granted Jan 8, 2008·20 cites·20 claims
- 0570US4259628AControl device of AC motorYASKAWA DENKI SEISAKUSHO KK·Filed 1978·Granted Mar 31, 1981·23 cites·4 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →