Inventor · disambiguated record
Chisako Ota
Also filed as: OTA CHISAKO
5 granted patents·1 pending application·42 citations·filing 2005–2010
79Inventor score
Top patents by PatentIndex Score
6 records- 0189US8497641B2HDD with VCM back EMF and voltage control circuitryYAMASHITA MASAKI·Filed 2010·Granted Jul 30, 2013·9 cites·4 claims
- 0288US7649330B2Low-power pulse-width-modulated retract of disk drive actuatorTEXAS INSTRUMENTS INC·Filed 2007·Granted Jan 19, 2010·16 cites·13 claims
- 0387US7902778B2Programmable constant voltage retract of disk drive actuatorTEXAS INSTRUMENTS INC·Filed 2007·Granted Mar 8, 2011·10 cites·19 claims
- 0478US8228629B2Reaction control charge pump, capacitor, and transistor to power leadYAMASHITA MASAKI·Filed 2010·Granted Jul 24, 2012·6 cites·2 claims
- 0566US7301722B1Wave torque retract of disk drive actuatorTEXAS INSTRUMENTS INC·Filed 2005·Granted Nov 27, 2007·1 cites·20 claims
- 0649US2010067140A1Disk-Drive Read/Write Head Retraction Velocity ControlYAMASHITA MASAKI·Filed 2008·Application pending·0 cites
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