Inventor · disambiguated record
Masaaki Kawakubo
Also filed as: KAWAKUBO MASAAKI
28 granted patents·8 pending applications·295 citations·filing 2002–2021
96Inventor score
Top patents by PatentIndex Score
36 records- 0195US10520231B2Integrated valveDENSO CORP·Filed 2016·Granted Dec 31, 2019·10 cites·8 claims
- 0294US10391839B2Refrigeration cycle deviceDENSO CORP·Filed 2016·Granted Aug 27, 2019·8 cites·9 claims
- 0393US6827139B2Heat exchanger for exchanging heat between internal fluid and external fluid and manufacturing method thereofDENSO CORP·Filed 2003·Granted Dec 7, 2004·63 cites·20 claims
- 0492US10451317B2Refrigeration cycle deviceDENSO CORP·Filed 2015·Granted Oct 22, 2019·6 cites·6 claims
- 0589US7571761B2Heat exchangerDENSO CORP·Filed 2005·Granted Aug 11, 2009·16 cites·21 claims
- 0689US7367203B2Refrigerant evaporatorDENSO CORP·Filed 2005·Granted May 6, 2008·16 cites·21 claims
- 0788US10913332B2Heat exchange unitDENSO CORP·Filed 2017·Granted Feb 9, 2021·4 cites·16 claims
- 0888US7604044B2Heat exchangerDENSO CORP·Filed 2006·Granted Oct 20, 2009·11 cites·13 claims
- 0987US6935414B2Tube and heat exchanger having the sameDENSO CORP·Filed 2002·Granted Aug 30, 2005·30 cites·33 claims
- 1085US10899196B2Refrigeration cycle deviceDENSO CORP·Filed 2018·Granted Jan 26, 2021·3 cites·9 claims
- 1184US11179999B2Heat pump systemDENSO CORP·Filed 2016·Granted Nov 23, 2021·4 cites·9 claims
- 1282US7044208B2Heat exchangerDENSO CORP·Filed 2003·Granted May 16, 2006·20 cites·18 claims
- 1379US7767042B2Aluminum alloy extruded product for heat exchangers and method of manufacturing the sameDENSO CORP·Filed 2005·Granted Aug 3, 2010·7 cites·7 claims
- 1477US7448436B2Heat exchangerDENSO CORP·Filed 2004·Granted Nov 11, 2008·22 cites·24 claims
- 1577US7347064B2EvaporatorDENSO CORP·Filed 2005·Granted Mar 25, 2008·5 cites·41 claims
- 1675US7231966B2Evaporator for refrigerating cycleDENSO CORP·Filed 2005·Granted Jun 19, 2007·4 cites·19 claims
- 1773US10845124B2Heat exchangerDENSO CORP·Filed 2017·Granted Nov 24, 2020·1 cites·18 claims
- 1873US7621320B2Internal heat exchangerDENSO CORP·Filed 2007·Granted Nov 24, 2009·3 cites·7 claims
- 1973US6755046B2Vehicle air conditioner with heat pump refrigerant cycleDENSO CORP·Filed 2003·Granted Jun 29, 2004·17 cites·31 claims
- 2069US6907922B2Heat exchangerDENSO CORP·Filed 2004·Granted Jun 21, 2005·11 cites·11 claims
- 2168US7694528B2Heat exchanging apparatusDENSO CORP·Filed 2003·Granted Apr 13, 2010·15 cites·22 claims
- 2268US6923019B2Heat exchangerDENSO CORP·Filed 2003·Granted Aug 2, 2005·10 cites·12 claims
- 2366US11656014B2Heat exchangerDENSO CORP·Filed 2020·Granted May 23, 2023·0 cites·8 claims
- 2462US10144268B2Air conditioning device for vehicleDENSO CORP·Filed 2016·Granted Dec 4, 2018·1 cites·17 claims
- 2561US7849915B2Heat exchange tube having multiple fluid pathsDENSO CORP·Filed 2004·Granted Dec 14, 2010·8 cites·14 claims
- 2659US2019128577A1Heat exchangerDENSO CORP·Filed 2017·Application pending·0 cites
- 2758US2009090579A1Silencer for refrigeration cycle systemDENSO CORP·Filed 2008·Application pending·0 cites
- 2854US2007084590A1Heat exchangerDENSO CORP·Filed 2006·Application pending·0 cites
- 2952US11225125B2Integrated valve deviceDENSO CORP·Filed 2020·Granted Jan 18, 2022·0 cites·8 claims
- 3052US2011114228A1Aluminum alloy extruded product exhibiting excellent surface properties, method of manufacturing the same, heat exchanger multi-port tube, and method of manufacturing heat exchanger including the multi-port tubeDENSO CORP·Filed 2011·Application pending·0 cites
- 3149US2007017605A1Aluminum alloy extruded product exhibiting excellent surface properties, method of manufacturing the same, heat exchanger multi-port tube, and method of manufacturing heat exchanger including the multi-port tubeNAKAMURA TOMOHIKO·Filed 2006·Application pending·0 cites
- 3248US2020232726A1Heat exchangerDENSO CORP·Filed 2020·Application pending·0 cites
- 3347US11143443B2Heat exchangerDENSO CORP·Filed 2017·Granted Oct 12, 2021·0 cites·9 claims
- 3447US2022034561A1Refrigeration cycle deviceDENSO CORP·Filed 2021·Application pending·0 cites
- 3543US11391499B2Heat pump cycle device and valve deviceDENSO CORP·Filed 2020·Granted Jul 19, 2022·0 cites·11 claims
- 3639US2005039897A1Internal heat exchangerFiled 2004·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →