Inventor · disambiguated record
Yosei Yoshikawa
Also filed as: YOSHIKAWA YOSEI
5 granted patents·4 pending applications·58 citations·filing 2005–2009
79Inventor score
Top patents by PatentIndex Score
9 records- 0195US7241050B2Hydrodynamic bearing deviceMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2005·Granted Jul 10, 2007·26 cites·15 claims
- 0288US7513688B2Hydrodynamic bearing device and inspection method of amount of working fluidPANASONIC CORP·Filed 2005·Granted Apr 7, 2009·11 cites·16 claims
- 0385US7675210B2Hydrodynamic bearing and method for manufacturing the same, and spindle motor and method for manufacturing the samePANASONIC CORP·Filed 2006·Granted Mar 9, 2010·16 cites·4 claims
- 0465US7371010B2Hydrodynamic bearing device and compact motor including hydrodynamic bearing deviceMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2005·Granted May 13, 2008·3 cites·14 claims
- 0560US7350975B2Hydrodynamic bearing device and spindle motorMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2005·Granted Apr 1, 2008·2 cites·18 claims
- 0652US2009103841A1Hydrodynamic bearing device and inspection method of amount of working fluidMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2008·Application pending·0 cites
- 0748US2009276996A1Hydrodynamic bearing and method for manufacturing the same, and spindle motor and method for manufacturing the sameMAEKAWA KAZUNORI·Filed 2009·Application pending·0 cites
- 0846US2009116148A1Hydrodynamic bearing device and spindle motor equipped with same, and information apparatusYANO HISAAKI·Filed 2008·Application pending·0 cites
- 0944US2008181545A1Hydrodynamic bearing device and spindle motorYANO HISAAKI·Filed 2008·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →