Inventor · disambiguated record
Tomotsugu Sugiyama
Also filed as: SUGIYAMA TOMOTSUGU
18 granted patents·5 pending applications·103 citations·filing 2005–2025
92Inventor score
Top patents by PatentIndex Score
23 records- 0192US7508102B2Brushless motor having a circuit board having a central hole and escape holesNIDEC CORP·Filed 2005·Granted Mar 24, 2009·35 cites·8 claims
- 0288US11252837B2Cooling apparatusNIDEC CORP·Filed 2019·Granted Feb 15, 2022·3 cites·11 claims
- 0388US7420304B2Bearing unit and electric motor furnished therewithNIDEC CORP·Filed 2006·Granted Sep 2, 2008·21 cites·20 claims
- 0479US9670932B2FanNIDEC CORP·Filed 2012·Granted Jun 6, 2017·5 cites·19 claims
- 0577US8807967B2Blower fanTAKESHITA HIDENOBU·Filed 2011·Granted Aug 19, 2014·4 cites·20 claims
- 0675US7567000B2MotorNIDEC CORP·Filed 2006·Granted Jul 28, 2009·8 cites·9 claims
- 0774US11236738B2Cooling apparatusNIDEC CORP·Filed 2019·Granted Feb 1, 2022·2 cites·12 claims
- 0871US9822787B2Dynamic pressure bearing apparatus and fanNIDEC CORP·Filed 2016·Granted Nov 21, 2017·1 cites·9 claims
- 0970US9109607B2Blower fanTAKESHITA HIDENOBU·Filed 2011·Granted Aug 18, 2015·3 cites·19 claims
- 1070US7822323B2FanNIDEC CORP·Filed 2007·Granted Oct 26, 2010·8 cites·16 claims
- 1169US8074344B2Method of manufacturing rotor holderHANAOKA SATORU·Filed 2008·Granted Dec 13, 2011·6 cites·8 claims
- 1262US7217087B2Centrifugal fanNIDEC CORP·Filed 2005·Granted May 15, 2007·3 cites·10 claims
- 1361US9551346B2Serial axial fanNIDEC CORP·Filed 2014·Granted Jan 24, 2017·1 cites·9 claims
- 1458US7264446B2Centrifugal-fan impeller, and method of its manufactureNIDEC CORP·Filed 2005·Granted Sep 4, 2007·2 cites·11 claims
- 1556US9303653B2Dynamic pressure bearing apparatus and fanNIDEC CORP·Filed 2014·Granted Apr 5, 2016·0 cites·4 claims
- 1655US2025279741A1Motor control methodNIDEC CORP·Filed 2025·Application pending·0 cites
- 1753US10862409B2Motor device, blowing device, and server deviceNIDEC CORP·Filed 2019·Granted Dec 8, 2020·0 cites·15 claims
- 1852US2013004348A1Dynamic pressure bearing apparatus and fanNIDEC CORP·Filed 2012·Application pending·0 cites
- 1950US2009155104A1Contra-rotating axial flow fan unitNIDEC CORP·Filed 2008·Application pending·0 cites
- 2045US9231454B2Motor provided with a printed circuit boardNIDEC CORP·Filed 2014·Granted Jan 5, 2016·0 cites·16 claims
- 2143US2006280632A1Fan motor assemblyNIDEC CORP·Filed 2006·Application pending·0 cites
- 2242US2005214144A1Centrifugal FanNIDEC CORP·Filed 2005·Application pending·0 cites
- 2330USD581373SFanNIDEC CORP·Filed 2006·Granted Nov 25, 2008·1 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →