Inventor · disambiguated record
Akio Yamagiwa
Also filed as: YAMAGIWA AKIO
16 granted patents·5 pending applications·253 citations·filing 1995–2024
92Inventor score
Top patents by PatentIndex Score
21 records- 0194US7608964B2Motor, blower, compressor, and air conditionerDAIKIN IND LTD·Filed 2005·Granted Oct 27, 2009·33 cites·30 claims
- 0292US5739650AMotor system capable of obtaining high efficiency and method for controlling a motorDAIKEN IND LTD·Filed 1995·Granted Apr 14, 1998·100 cites·36 claims
- 0387US8598763B2Field elementAOTA KEIJI·Filed 2009·Granted Dec 3, 2013·21 cites·20 claims
- 0483US6849981B2Permanent magnet type motor and compressor comprising itDAIKIN IND LTD·Filed 2003·Granted Feb 1, 2005·36 cites·11 claims
- 0575US9712006B2Rotor and rotary electric machine using the sameKONDOU TOSHINARI·Filed 2012·Granted Jul 18, 2017·5 cites·8 claims
- 0674US8569924B2Rotating electric machine and compressorYASUDA YOSHIKI·Filed 2008·Granted Oct 29, 2013·10 cites·15 claims
- 0772US7777382B2MotorDAIKIN IND LTD·Filed 2009·Granted Aug 17, 2010·5 cites·14 claims
- 0869US5818139ABrushless DC motorDAIKIN IND LTD·Filed 1995·Granted Oct 6, 1998·35 cites·5 claims
- 0961US8853909B2Motor and its rotor and magnetic core for rotor having arrangement of non-magnetic portionsAOTA KEIJI·Filed 2006·Granted Oct 7, 2014·3 cites·18 claims
- 1060US9013136B2Motor and drive system provided therewithYAMAGIWA AKIO·Filed 2010·Granted Apr 21, 2015·2 cites·8 claims
- 1157US2025015667A1Air conditioning device electric motorDAIKIN IND LTD·Filed 2024·Application pending·0 cites
- 1254US9438090B2Method of assembling a rotary electric machineDAIKIN IND LTD·Filed 2015·Granted Sep 6, 2016·0 cites·3 claims
- 1350US12261485B2Rotor with permanent magnets having different coercive forcesDAIKIN IND LTD·Filed 2020·Granted Mar 25, 2025·0 cites·6 claims
- 1450US2013026874A1Rotary electric machineDAIKIN IND LTD·Filed 2011·Application pending·0 cites
- 1548US12476505B2Electric motor with a short-circuit reduction part, compressor, blower, refrigeratorDAIKIN IND LTD·Filed 2021·Granted Nov 18, 2025·0 cites·13 claims
- 1648US2023246492A1CompressorDAIKIN IND LTD·Filed 2021·Application pending·0 cites
- 1747US7579733B2MotorDAIKIN IND LTD·Filed 2004·Granted Aug 25, 2009·3 cites·14 claims
- 1845US2010119378A1Rotary compressorDAIKIN IND LTD·Filed 2007·Application pending·0 cites
- 1945US2023216376A1Electric motorDAIKIN IND LTD·Filed 2021·Application pending·0 cites
- 2040US8803395B2RotorARAKI SHINTAROU·Filed 2010·Granted Aug 12, 2014·0 cites·3 claims
- 2138US8400039B2Outer rotor motor and method of manufacturing the sameARAKI SHINTAROU·Filed 2007·Granted Mar 19, 2013·0 cites·2 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →