Inventor · disambiguated record
Seiji Kamata
Also filed as: KAMADA SEIJI · KAMATA SEIJI
26 granted patents·7 pending applications·150 citations·filing 1990–2020
95Inventor score
Top patents by PatentIndex Score
33 records- 0196US7759903B2Battery voltage measurement circuit, battery voltage measurement method, and battery electric control unitKEIHIN CORP·Filed 2007·Granted Jul 20, 2010·39 cites·6 claims
- 0287US9046584B2Battery voltage detector having pull-up resistorTSUCHIYA SHINGO·Filed 2012·Granted Jun 2, 2015·11 cites·2 claims
- 0386US11223193B2Circuit protection device and voltage detection deviceKEIHIN CORP·Filed 2018·Granted Jan 11, 2022·2 cites·3 claims
- 0485US9921259B2Ground fault detecting deviceKEIHIN CORP·Filed 2016·Granted Mar 20, 2018·3 cites·2 claims
- 0583US9142981B2Cell balance control unitKEIHIN CORP·Filed 2012·Granted Sep 22, 2015·10 cites·3 claims
- 0680US9030205B2Electric leakage detecting apparatusKEIHIN CORP·Filed 2012·Granted May 12, 2015·8 cites·7 claims
- 0777US7956488B2Power supply controlling apparatus for motor vehicleKEIHIN CORP·Filed 2009·Granted Jun 7, 2011·11 cites·2 claims
- 0871US7629794B2Leakage detection circuit and battery electronic control unitKEIHIN CORP·Filed 2007·Granted Dec 8, 2009·11 cites·6 claims
- 0970US10006966B2Battery voltage detection deviceKEIHIN CORP·Filed 2016·Granted Jun 26, 2018·1 cites·2 claims
- 1068US11280838B2Integrated circuit and battery monitoring deviceKEIHIN CORP·Filed 2019·Granted Mar 22, 2022·1 cites·5 claims
- 1168US9488696B2Voltage detection apparatusKEIHIN CORP·Filed 2014·Granted Nov 8, 2016·3 cites·2 claims
- 1267US11211644B2Vehicle battery device with improved current detectionKEIHIN CORP·Filed 2019·Granted Dec 28, 2021·1 cites·8 claims
- 1367US5511458AAutomatic cushioning control apparatus for cylinder of working machineKOMATSU MFG CO LTD·Filed 1993·Granted Apr 30, 1996·30 cites·20 claims
- 1466US11894789B2Power conversion device and electric drive unitHITACHI ASTEMO LTD·Filed 2020·Granted Feb 6, 2024·0 cites·6 claims
- 1565US8004284B2Leak detecting circuitKEIHIN CORP·Filed 2009·Granted Aug 23, 2011·4 cites·4 claims
- 1662US8941355B2Cell balance control device that prevents temperature increase of bypass circuit substrateKAMATA SEIJI·Filed 2011·Granted Jan 27, 2015·3 cites·6 claims
- 1757US11513156B2Voltage determinator and voltage determination systemKEIHIN CORP·Filed 2019·Granted Nov 29, 2022·0 cites·9 claims
- 1857US10741817B2Battery connection moduleMOLEX LLC·Filed 2018·Granted Aug 11, 2020·1 cites·6 claims
- 1957US9978550B2Current sensor and contactor apparatusKEIHIN CORP·Filed 2014·Granted May 22, 2018·1 cites·4 claims
- 2056US9634500B2Storage battery systemKEIHIN CORP·Filed 2014·Granted Apr 25, 2017·2 cites·9 claims
- 2150US10935576B2Determination of operation status of shut-off element of battery moduleKEIHIN CORP·Filed 2019·Granted Mar 2, 2021·0 cites·6 claims
- 2250US10877102B2Voltage detection deviceKEIHIN CORP·Filed 2019·Granted Dec 29, 2020·0 cites·5 claims
- 2347US9753091B2Voltage detecting deviceKEIHIN CORP·Filed 2015·Granted Sep 5, 2017·0 cites·5 claims
- 2445US10845420B2Voltage detecting apparatusKEIHIN CORP·Filed 2017·Granted Nov 24, 2020·0 cites·5 claims
- 2543US2014035594A1Electric leakage detecting appratusKEIHIN CORP·Filed 2013·Application pending·0 cites
- 2642US9103894B2Battery-monitoring deviceKEIHIN CORP·Filed 2012·Granted Aug 11, 2015·0 cites·2 claims
- 2742US2013088237A1Battery-monitoring deviceKEIHIN CORP·Filed 2012·Application pending·0 cites
- 2841US2019267605A1Power supply deviceKEIHIN CORP·Filed 2017·Application pending·0 cites
- 2939US2017274775A1Vehicle travel control device and vehicle traveling deviceKEIHIN CORP·Filed 2017·Application pending·0 cites
- 3038US2017244259A1Voltage detecting deviceKEIHIN CORP·Filed 2017·Application pending·0 cites
- 3135US2015331058A1Voltage detecting deviceKEIHIN CORP·Filed 2015·Application pending·0 cites
- 3234US2012253716A1Battery voltage detectorTSUCHIYA SHINGO·Filed 2012·Application pending·0 cites
- 3330US5261026AControlling apparatus for balanced cargo or work handling systemKOMATSU MFG CO LTD·Filed 1990·Granted Nov 9, 1993·8 cites·3 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →