Inventor · disambiguated record
Keiji Nagasaka
Also filed as: NAGASAKA KEIJI
13 granted patents·4 pending applications·82 citations·filing 2004–2022
87Inventor score
Files withMITSUBISHI HEAVY IND THERMAL SYSTEMS LTD6NAGASAKA KEIJI4GLORY KOGYO KK3MITSUBISHI HEAVY IND AUTOMOTIVE THERMAL SYS CO LTD3MITSUBISHI HEAVY IND LTD1
Top patents by PatentIndex Score
17 records- 0181US6883707B2Bill serial number reading device and bill serial number reading methodGLORY KOGYO KK·Filed 2004·Granted Apr 26, 2005·66 cites·19 claims
- 0277US10156239B2Inverter-integrated electrical compressorMITSUBISHI HEAVY IND THERMAL SYSTEMS LTD·Filed 2013·Granted Dec 18, 2018·4 cites·15 claims
- 0376US10369867B2Apparatus and method for driving a switching element, and a vehicle air-conditioning apparatusMITSUBISHI HEAVY IND THERMAL SYSTEMS LTD·Filed 2014·Granted Aug 6, 2019·4 cites·5 claims
- 0471US10286753B2On-state malfunction detection device and method thereforMITSUBISHI HEAVY IND THERMAL SYSTEMS LTD·Filed 2015·Granted May 14, 2019·2 cites·8 claims
- 0562US8330307B2Linear motor, linear motor system, and electronic-circuit-component mounting machine including the linear motorNAGASAKA KEIJI·Filed 2009·Granted Dec 11, 2012·4 cites·18 claims
- 0659US7557908B1Apparatus for determining the authenticityGLORY KOGYO KK·Filed 2008·Granted Jul 7, 2009·1 cites·10 claims
- 0758US10086677B2Vehicle air conditioning device, electric compressor, and vehicle air conditioning methodMITSUBISHI HEAVY IND AUTOMOTIVE THERMAL SYS CO LTD·Filed 2014·Granted Oct 2, 2018·0 cites·6 claims
- 0857US12103360B2Vehicle-mounted air conditioner control device, and vehicleMITSUBISHI HEAVY IND THERMAL SYSTEMS LTD·Filed 2019·Granted Oct 1, 2024·0 cites·7 claims
- 0957US11331981B2On-board air conditioner control device, and vehicleMITSUBISHI HEAVY IND THERMAL SYSTEMS LTD·Filed 2019·Granted May 17, 2022·0 cites·9 claims
- 1057US9198231B2Heater control device, method and programNAGASAKA KEIJI·Filed 2012·Granted Nov 24, 2015·1 cites·7 claims
- 1155US12328076B2Bidirectional DC-DC converter, traffic system, control method, and non-transitory computer-readable storage mediumMITSUBISHI HEAVY IND LTD·Filed 2022·Granted Jun 10, 2025·0 cites·8 claims
- 1251US2016137021A1Vehicle air-conditioning device, vehicle air-conditioning heater, and vehicle air-conditioning methodMITSUBISHI HEAVY IND AUTOMOTIVE THERMAL SYS CO LTD·Filed 2014·Application pending·0 cites
- 1348US9923364B2Load driving device, vehicle air-conditioning apparatus, and load short-circuit protection circuitMITSUBISHI HEAVY IND AUTOMOTIVE THERMAL SYS CO LTD·Filed 2014·Granted Mar 20, 2018·0 cites·8 claims
- 1443US9351343B2Heater control device, and control method and control program for heater control deviceNAGASAKA KEIJI·Filed 2012·Granted May 24, 2016·0 cites·7 claims
- 1538US2020128625A1HeaterMITSUBISHI HEAVY IND THERMAL SYSTEMS LTD·Filed 2017·Application pending·0 cites
- 1636US2013293047A1Integrated-inverter electric compressorNAGASAKA KEIJI·Filed 2011·Application pending·0 cites
- 1732US2016284151A1Coin-roll ejecting device and money changerGLORY KOGYO KK·Filed 2016·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →