Inventor · disambiguated record
Eiji Soga
Also filed as: SOGA EIJI
14 granted patents·3 pending applications·129 citations·filing 2000–2025
92Inventor score
Technology areasG11B
Top patents by PatentIndex Score
17 records- 0192US7929254B2Disk drive device and carriage of actuator with damping memberHITACHI GLOBAL STORAGE TECH NL·Filed 2007·Granted Apr 19, 2011·16 cites·8 claims
- 0291US6614613B1Phase technique for active damping in a servo-controlled actuatorIBM·Filed 2000·Granted Sep 2, 2003·32 cites·26 claims
- 0388US6604431B1Apparatus and method for fixing and checking connections of piezoelectric sensor, actuator, and disk unitIBM·Filed 2000·Granted Aug 12, 2003·25 cites·2 claims
- 0483US8305714B2Voice-coil motor with voice coils configured oriented in the same direction and substantially overlayed to reduce head vibrations in a disk driveSUZUKI KENJI·Filed 2010·Granted Nov 6, 2012·7 cites·25 claims
- 0581US7649717B2Data storage device with support for wiring structure portion to suppress flutteringHITACHI GLOBAL STORAGE TECH·Filed 2005·Granted Jan 19, 2010·5 cites·15 claims
- 0679US9036305B1Magnetic recording disk drive with write driver to write head transmission line with multiple segments having different numbers of conductive tracesHGST Netherlands BV·Filed 2013·Granted May 19, 2015·4 cites·10 claims
- 0778US6392845B1Magnet design for active damping of disk drive actuatorIBM·Filed 2000·Granted May 21, 2002·14 cites·7 claims
- 0877US7733601B2Hard disk drive adapted to prevent release of strain between voice coil motor and baseHITACHI GLOBAL STORAGE TECH·Filed 2006·Granted Jun 8, 2010·3 cites·11 claims
- 0975US8699166B2Magnetic head drive device with micro-actuators of end arms rotating in a direction opposite micro-actuators of intermediate armsSUZUKI KENJI·Filed 2010·Granted Apr 15, 2014·3 cites·7 claims
- 1075US8102628B2Disk drive and head assembly having hole sequencesOTA RYOHEI·Filed 2007·Granted Jan 24, 2012·6 cites·9 claims
- 1171US7522385B2Rotating disk storage device with suppressed arm flutteringHITACHI GLOBAL STORAGE TECH·Filed 2004·Granted Apr 21, 2009·8 cites·8 claims
- 1269US2025182783A1Multi-layer load beam flexure for magnetic storage deviceWESTERN DIGITAL TECH INC·Filed 2025·Application pending·0 cites
- 1365US12272387B2Multi-layer load beam flexure for magnetic storage deviceWESTERN DIGITAL TECH INC·Filed 2023·Granted Apr 8, 2025·0 cites·20 claims
- 1464US7154712B2Wire support member and rotary disk storage deviceHITACHI GLOBAL STORAGE TECH·Filed 2004·Granted Dec 26, 2006·5 cites·20 claims
- 1556US8213128B2Head-gimbal assembly including piezoelectric elements affixed to a deformable plate having a hole therein and affixed to a base plate wherein the base plate has projection members on front edges thereofSOGA EIJI·Filed 2010·Granted Jul 3, 2012·1 cites·20 claims
- 1636US2012140360A1Integrated lead suspension (ils) for use with a dual stage actuator (dsa)CONTRERAS JOHN·Filed 2010·Application pending·0 cites
- 1731US2011013319A1Disk drive with micro-actuator interconnect conditioningSOGA EIJI·Filed 2010·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →