Inventor · disambiguated record
Kisaburo Hayakawa
Also filed as: HAYAKAWA KISABURO
8 granted patents·140 citations·filing 1997–2019
85Inventor score
Top patents by PatentIndex Score
8 records- 0194US6347269B1Vehicle mass calculation deviceTOYODA CHUO KENKYUSHO KK·Filed 2000·Granted Feb 12, 2002·58 cites·16 claims
- 0293US5895435AVehicle drive mode estimating device, and vehicle control apparatus, transmission shift control apparatus and vehicle drive force control apparatus including drive mode estimating deviceTOYOTA MOTOR CO LTD·Filed 1997·Granted Apr 20, 1999·64 cites·53 claims
- 0377US10556593B2Series hybrid vehicleTOYOTA MOTOR CO LTD·Filed 2018·Granted Feb 11, 2020·2 cites·4 claims
- 0462US7740556B2Hydraulic control apparatus and hydraulic control methodTOYOTA MOTOR CO LTD·Filed 2004·Granted Jun 22, 2010·9 cites·20 claims
- 0551US7503869B2Speed change control apparatus for toroidal CVTTOYOTA MOTOR CO LTD·Filed 2004·Granted Mar 17, 2009·5 cites·11 claims
- 0645US7032468B2Vehicle weight determining deviceAISIN SEIKI·Filed 2002·Granted Apr 25, 2006·2 cites·1 claims
- 0739US8771126B2Traction drive mechanismMIZUNO YOSHIHIRO·Filed 2011·Granted Jul 8, 2014·0 cites·2 claims
- 0838US11198426B2Hybrid vehicleTOYOTA MOTOR CO LTD·Filed 2019·Granted Dec 14, 2021·0 cites·5 claims
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