Assignee
PANASONIC EV ENERGY CO LTD
JP·73 granted patents·5 pending applications·1,083 citations·filing 2002–2010
Top patents by PatentIndex Score
78 records- 0195US7647788B2Temperature management apparatus and power supplyPANASONIC EV ENERGY CO LTD·Filed 2006·Granted Jan 19, 2010·30 cites·4 claims
- 0294US8380452B2Control device of secondary battery and map correction methodPANASONIC EV ENERGY CO LTD·Filed 2010·Granted Feb 19, 2013·14 cites·18 claims
- 0393US7646176B2Controller for rechargeable battery and temperature estimation method and deterioration determination method for rechargeable batteryPANASONIC EV ENERGY CO LTD·Filed 2006·Granted Jan 12, 2010·14 cites·20 claims
- 0493US7230404B2Battery pack apparatus with heat supply and dischargePANASONIC EV ENERGY CO LTD·Filed 2004·Granted Jun 12, 2007·58 cites·15 claims
- 0593US7053588B2Power supply controller, electric vehicle and battery control unitPANASONIC EV ENERGY CO LTD·Filed 2005·Granted May 30, 2006·60 cites·9 claims
- 0693US6919707B2Battery power source device, method for controlling the same, and method for providing addressPANASONIC EV ENERGY CO LTD·Filed 2002·Granted Jul 19, 2005·82 cites·10 claims
- 0790US7570021B2Rechargeable battery controller and method for controlling output of rechargeable batteryPANASONIC EV ENERGY CO LTD·Filed 2006·Granted Aug 4, 2009·28 cites·7 claims
- 0889US7923141B2Cooling device and power supplyPANASONIC EV ENERGY CO LTD·Filed 2006·Granted Apr 12, 2011·10 cites·5 claims
- 0989US7884577B2Apparatus for controlling temperature of secondary battery, vehicle battery pack, and system and program for heating secondary batteryPANASONIC EV ENERGY CO LTD·Filed 2007·Granted Feb 8, 2011·16 cites·8 claims
- 1089US7242196B2Power supply controller apparatus for detecting welding of contactorsPANASONIC EV ENERGY CO LTD·Filed 2005·Granted Jul 10, 2007·35 cites·19 claims
- 1187US7630842B2Secondary battery charge/discharge electricity amount estimation method and device, secondary battery polarization voltage estimation method and device and secondary battery remaining capacity estimation method and devicePANASONIC EV ENERGY CO LTD·Filed 2005·Granted Dec 8, 2009·16 cites·28 claims
- 1286US7971345B2Reconstituted battery pack, reconstituted battery pack producing method, reconstituted battery pack using method, and reconstituted battery pack control systemPANASONIC EV ENERGY CO LTD·Filed 2008·Granted Jul 5, 2011·7 cites·5 claims
- 1386US7456612B2Method for estimating polarization voltage of secondary cell, method and device for estimating remaining capacity of secondary cell, battery pack system, and vehiclePANASONIC EV ENERGY CO LTD·Filed 2002·Granted Nov 25, 2008·29 cites·18 claims
- 1486US6903534B2Method and apparatus for controlling cooling and detecting abnormality in battery pack systemPANASONIC EV ENERGY CO LTD·Filed 2002·Granted Jun 7, 2005·29 cites·15 claims
- 1585US7989102B2Battery pack structure with heaterPANASONIC EV ENERGY CO LTD·Filed 2007·Granted Aug 2, 2011·7 cites·5 claims
- 1684US7573238B2Voltage detection device and electric vehicle including voltage detection devicePANASONIC EV ENERGY CO LTD·Filed 2006·Granted Aug 11, 2009·27 cites·13 claims
- 1784US7521896B2Abnormal voltage detector apparatus for detecting voltage abnormality in assembled batteryPANASONIC EV ENERGY CO LTD·Filed 2005·Granted Apr 21, 2009·21 cites·14 claims
- 1884US6841291B2Method and apparatus for detecting abnormality in battery pack systemPANASONIC EV ENERGY CO LTD·Filed 2002·Granted Jan 11, 2005·29 cites·4 claims
- 1983US7964827B2Laminated sheet heater, laminated sheet heater with lead wire, battery structure with heater, and heater unitPANASONIC EV ENERGY CO LTD·Filed 2008·Granted Jun 21, 2011·5 cites·17 claims
- 2083US7893652B2Battery control apparatus, electric vehicle, and computer-readable medium storing a program that causes a computer to execute processing for estimating a state of charge of a secondary batteryPANASONIC EV ENERGY CO LTD·Filed 2007·Granted Feb 22, 2011·22 cites·9 claims
- 2182US7843706B2Circuit controller, inrush current limiting circuit, inrush current limiting circuit with battery, inverter, and inverter with batteryPANASONIC EV ENERGY CO LTD·Filed 2007·Granted Nov 30, 2010·12 cites·6 claims
- 2281US7728598B2Method and apparatus for estimating the charge/discharge electricity amount of secondary batteriesPANASONIC EV ENERGY CO LTD·Filed 2009·Granted Jun 1, 2010·9 cites·23 claims
- 2381US7719238B2System for controlling charge/discharge of secondary battery, and battery controllerPANASONIC EV ENERGY CO LTD·Filed 2007·Granted May 18, 2010·19 cites·15 claims
- 2481US7297438B2Cooling device for battery packPANASONIC EV ENERGY CO LTD·Filed 2004·Granted Nov 20, 2007·25 cites·10 claims
- 2580US7688033B2Method for detecting state of secondary battery and device for detecting state of secondary batteryPANASONIC EV ENERGY CO LTD·Filed 2005·Granted Mar 30, 2010·19 cites·10 claims
- 2680US7608940B2Power supply device and method of controlling the samePANASONIC EV ENERGY CO LTD·Filed 2006·Granted Oct 27, 2009·31 cites·8 claims
- 2780US7417521B2Battery packPANASONIC EV ENERGY CO LTD·Filed 2007·Granted Aug 26, 2008·10 cites·4 claims
- 2880US6819085B2Battery pack apparatusPANASONIC EV ENERGY CO LTD·Filed 2004·Granted Nov 16, 2004·18 cites·3 claims
- 2979US7019488B2Battery power source device of electric power vehiclePANASONIC EV ENERGY CO LTD·Filed 2002·Granted Mar 28, 2006·59 cites·5 claims
- 3079US6919726B2Leakage detection apparatus and motor carPANASONIC EV ENERGY CO LTD·Filed 2002·Granted Jul 19, 2005·35 cites·3 claims
- 3178US7736795B2Battery and method of manufacturing the samePANASONIC EV ENERGY CO LTD·Filed 2007·Granted Jun 15, 2010·6 cites·6 claims
- 3277US8039136B2Battery cooling device, battery cooling air flow control device, and computer readable mediumPANASONIC EV ENERGY CO LTD·Filed 2007·Granted Oct 18, 2011·3 cites·9 claims
- 3377US8000915B2Method for estimating state of charge of a rechargeable batteryPANASONIC EV ENERGY CO LTD·Filed 2009·Granted Aug 16, 2011·8 cites·9 claims
- 3477US7911179B2Charging/discharging apparatusPANASONIC EV ENERGY CO LTD·Filed 2008·Granted Mar 22, 2011·13 cites·1 claims
- 3576US7557584B2Method and device for estimating charge/discharge electricity amount of secondary cellPANASONIC EV ENERGY CO LTD·Filed 2004·Granted Jul 7, 2009·17 cites·8 claims
- 3674US7710120B2Abnormal voltage detector apparatus for detecting voltage abnormality in assembled batteryPANASONIC EV ENERGY CO LTD·Filed 2009·Granted May 4, 2010·10 cites·7 claims
- 3774US7629770B2Device and method for controlling output from a rechargeable batteryPANASONIC EV ENERGY CO LTD·Filed 2006·Granted Dec 8, 2009·10 cites·14 claims
- 3873US7947925B2Heater unit and battery structure with heaterPANASONIC EV ENERGY CO LTD·Filed 2007·Granted May 24, 2011·5 cites·8 claims
- 3973US7785729B2Battery pack and battery pack producing methodPANASONIC EV ENERGY CO LTD·Filed 2008·Granted Aug 31, 2010·2 cites·4 claims
- 4073US7750640B2Electromotive force computing device and state of charge estimating devicePANASONIC EV ENERGY CO LTD·Filed 2007·Granted Jul 6, 2010·7 cites·6 claims
- 4173US7554040B2Printed circuit board and soldering method and apparatusPANASONIC EV ENERGY CO LTD·Filed 2006·Granted Jun 30, 2009·7 cites·6 claims
- 4273US7404459B2Electric vehiclePANASONIC EV ENERGY CO LTD·Filed 2005·Granted Jul 29, 2008·9 cites·5 claims
- 4373US7193394B2Method of controlling charge and discharge of secondary battery for automatic guided vehiclePANASONIC EV ENERGY CO LTD·Filed 2004·Granted Mar 20, 2007·30 cites·6 claims
- 4473US7125268B1Power source devicePANASONIC EV ENERGY CO LTD·Filed 2006·Granted Oct 24, 2006·13 cites·4 claims
- 4572US7557585B2Abnormal voltage detection apparatus for detecting voltage abnormality in assembled batteryPANASONIC EV ENERGY CO LTD·Filed 2005·Granted Jul 7, 2009·11 cites·12 claims
- 4672US7528575B2Method and apparatus for correcting voltage of secondary battery, and method and apparatus for estimating state of charge of secondary batteryPANASONIC EV ENERGY CO LTD·Filed 2004·Granted May 5, 2009·16 cites·18 claims
- 4772US7199553B2Battery pack apparatus and cooling device thereofPANASONIC EV ENERGY CO LTD·Filed 2004·Granted Apr 3, 2007·10 cites·19 claims
- 4871US7508164B2Battery pack having control devices of differing heightsPANASONIC EV ENERGY CO LTD·Filed 2006·Granted Mar 24, 2009·2 cites·13 claims
- 4969US7508170B2Device and method for controlling input to a rechargeable batteryPANASONIC EV ENERGY CO LTD·Filed 2006·Granted Mar 24, 2009·8 cites·20 claims
- 5069US7339351B2Method and apparatus for estimating remaining capacity of secondary batteryPANASONIC EV ENERGY CO LTD·Filed 2002·Granted Mar 4, 2008·9 cites·8 claims
Showing the top 50 of 78 patent records by PatentIndex Score.
Join the waitlist — get patent alerts
Get an alert when PANASONIC EV ENERGY CO LTD files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →