Inventor · disambiguated record
Yukinori Maruyama
Also filed as: MARUYAMA YUKINORI
5 granted patents·1 pending application·522 citations·filing 1998–2008
86Inventor score
Top patents by PatentIndex Score
6 records- 0197US6462491B1Position sensorless motor control apparatusMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2000·Granted Oct 8, 2002·144 cites·26 claims
- 0297US6121736AControl apparatus for motor, and motor unit having the control apparatusMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1999·Granted Sep 19, 2000·151 cites·23 claims
- 0396US6583593B2Method and apparatus for position-sensorless motor controlMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2001·Granted Jun 24, 2003·98 cites·28 claims
- 0496US6081087AMotor control apparatusMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1998·Granted Jun 27, 2000·122 cites·21 claims
- 0580US8085495B2Spindle motor and disk-shaped medium recording and producing deviceKUMOI MASAFUMI·Filed 2008·Granted Dec 27, 2011·7 cites·2 claims
- 0644US2008181545A1Hydrodynamic 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 →