Inventor · disambiguated record
Yoshio Soyama
Also filed as: SOYAMA YOSHIO
6 granted patents·43 citations·filing 1999–2024
78Inventor score
Technology areasG11B
Top patents by PatentIndex Score
6 records- 0186US7173790B2Magnetic disk apparatus with dual stage actuatorHITACHI GLOBAL STORAGE TECH·Filed 2005·Granted Feb 6, 2007·8 cites·18 claims
- 0273US6153997ADisk apparatus and method of controlling disk apparatusHITACHI LTD·Filed 1999·Granted Nov 28, 2000·28 cites·8 claims
- 0367US7580221B2Magnetic disk drive with compensation against disturbanceHITACHI GLOBAL STORAGE TECH·Filed 2005·Granted Aug 25, 2009·1 cites·22 claims
- 0464US12431161B1Data storage device with track pitch determination for mitigating effects of servo pattern distortionWESTERN DIGITAL TECH INC·Filed 2024·Granted Sep 30, 2025·0 cites·21 claims
- 0564US6909575B2Magnetic disk drive and control method thereofHITACHI LTD·Filed 2002·Granted Jun 21, 2005·6 cites·17 claims
- 0643US7319567B2Servo sector in magnetic disk driveHITACHI GLOBAL STORAGE TECH·Filed 2005·Granted Jan 15, 2008·0 cites·9 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →