Inventor · disambiguated record
Atsushi Yawata
Also filed as: YAWATA ATSUSHI
26 granted patents·1 pending application·190 citations·filing 2009–2022
95Inventor score
Top patents by PatentIndex Score
27 records- 0197US8120872B2Spindle motor and disk drive apparatusSEKII YOICHI·Filed 2010·Granted Feb 21, 2012·43 cites·20 claims
- 0296US8363353B2Spindle motor, disk drive apparatus, and method of manufacturing spindle motorNIDEC CORP·Filed 2012·Granted Jan 29, 2013·19 cites·20 claims
- 0395US8324771B2Spindle motor and storage disk drive apparatusYAWATA ATSUSHI·Filed 2010·Granted Dec 4, 2012·20 cites·12 claims
- 0493US9166452B1Spindle motor, disk drive apparatus, and electronic deviceNIDEC CORP·Filed 2015·Granted Oct 20, 2015·16 cites·25 claims
- 0593US8120217B2Spindle motor having recess for accomodating terminalYAWATA ATSUSHI·Filed 2009·Granted Feb 21, 2012·24 cites·12 claims
- 0691US8304945B2Spindle motor and storage disk drive apparatusYAWATA ATSUSHI·Filed 2012·Granted Nov 6, 2012·9 cites·12 claims
- 0789US8299668B2Spindle motor and storage disk drive apparatusYAWATA ATSUSHI·Filed 2012·Granted Oct 30, 2012·8 cites·4 claims
- 0887US8755145B2Base unit, motor and disk drive apparatusNIDEC CORP·Filed 2013·Granted Jun 17, 2014·8 cites·54 claims
- 0984US8358483B2Spindle motor including annular magnetic member and disk drive apparatus including such a spindle motorNIDEC CORP·Filed 2010·Granted Jan 22, 2013·6 cites·31 claims
- 1083US8665557B1Spindle motor and disk drive apparatusNIDEC CORP·Filed 2013·Granted Mar 4, 2014·7 cites·13 claims
- 1182US8169738B1Fluid dynamic bearing mechanism including communicating channel, spindle motor, and disk drive apparatusYAWATA ATSUSHI·Filed 2011·Granted May 1, 2012·6 cites·20 claims
- 1280US8508884B2Spindle motor including magnetic member and disk drive apparatus including sameNIDEC CORP·Filed 2012·Granted Aug 13, 2013·4 cites·20 claims
- 1378US8593759B1Spindle motor and disk drive apparatusNIDEC CORP·Filed 2013·Granted Nov 26, 2013·4 cites·23 claims
- 1475US9001461B1Spindle motor and disk drive apparatusNIDEC CORP·Filed 2014·Granted Apr 7, 2015·3 cites·12 claims
- 1575US8922945B2Disk drive spindle motor with wiring substrate having extension portion passing through opening in baseNIDEC CORP·Filed 2013·Granted Dec 30, 2014·3 cites·30 claims
- 1671US9613650B2Spindle motor, disk drive apparatus, and method of manufacturing base unit of spindle motorNIDEC CORP·Filed 2015·Granted Apr 4, 2017·1 cites·7 claims
- 1770US8824096B1Motor including rotor hub with recessed portion and disk drive apparatus including the sameNIDEC CORP·Filed 2014·Granted Sep 2, 2014·2 cites·16 claims
- 1868US9739312B2Bearing mechanism, spindle motor including the bearing mechanism and electronic equipment including the spindle motorNIDEC CORP·Filed 2014·Granted Aug 22, 2017·2 cites·26 claims
- 1968US8711515B2Stopper, motor, and disk drive apparatusNIDEC CORP·Filed 2013·Granted Apr 29, 2014·2 cites·21 claims
- 2068US8643978B1Spindle motor and disk drive apparatusNIDEC CORP·Filed 2013·Granted Feb 4, 2014·2 cites·19 claims
- 2166US8446059B2Spindle motor and storage disk drive apparatusNIDEC CORP·Filed 2012·Granted May 21, 2013·1 cites·24 claims
- 2258US11460691B2Motor, mirror rotary device, and disk drive deviceNIDEC CORP·Filed 2020·Granted Oct 4, 2022·0 cites·16 claims
- 2356US12249876B2MotorNIDEC CORP·Filed 2022·Granted Mar 11, 2025·0 cites·16 claims
- 2449US9520754B2Motor and disk drive apparatusNIDEC CORP·Filed 2014·Granted Dec 13, 2016·0 cites·12 claims
- 2545US2014091679A1Base unit, motor and disk drive apparatusNIDEC CORP·Filed 2013·Application pending·0 cites
- 2644US9165594B2Spindle motor and disk drive apparatusNIDEC CORP·Filed 2014·Granted Oct 20, 2015·0 cites·10 claims
- 2741US10622015B2Motor having a hollow shaft with a recess in an inner peripheral surface of the hollow shaft, and a sealing member closing an opening of the hollow shaft and partially fitted in the recessNIDEC CORP·Filed 2018·Granted Apr 14, 2020·0 cites·13 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →