Assignee

FUJI ELECTRIC FA COMPONENTS & SYSTEMS CO LTD

JP·43 granted patents·24 pending applications·87 citations·filing 2014–2025

Technology mixH01H55 H01F6 G01R4 H02B2 H02H2 H05K2

Top patents by PatentIndex Score

67 records

0191US9653235B2Switch deviceFUJI ELECTRIC FA COMPONENTS & SYSTEMS CO LTD·Filed 2015·Granted May 16, 2017·9 cites·5 claims
0290US9564279B2Electromagnetic switch having magnetic yoke with slitsFUJI ELECTRIC FA COMPONENTS & SYSTEMS CO LTD·Filed 2015·Granted Feb 7, 2017·7 cites·8 claims
0389US9887054B2Electromagnetic contactor having snap-fit section coupling framesFUJI ELECTRIC FA COMPONENTS & SYSTEMS CO LTD·Filed 2016·Granted Feb 6, 2018·6 cites·2 claims
0488US10262824B2Operation coil drive device of electromagnetic contactorFUJI ELECTRIC FA COMPONENTS & SYSTEMS CO LTD·Filed 2018·Granted Apr 16, 2019·6 cites·7 claims
0583US9543102B2Electromagnetic switch and contact position regulating method thereofFUJI ELECTRIC FA COMPONENTS & SYSTEMS CO LTD·Filed 2014·Granted Jan 10, 2017·5 cites·17 claims
0683US9520256B2Electromagnetic contactor including contact bearing portions for bearing fixed contactsFUJI ELECTRIC FA COMPONENTS & SYSTEMS CO LTD·Filed 2015·Granted Dec 13, 2016·3 cites·9 claims
0783US9508509B2Contact device having arc root movement promotion portion, and electromagnetic switch in which the contact device is usedFUJI ELECTRIC FA COMPONENTS & SYSTEMS CO LTD·Filed 2014·Granted Nov 29, 2016·5 cites·10 claims
0882US10068729B2Switch deviceFUJI ELECTRIC FA COMPONENTS & SYSTEMS CO LTD·Filed 2017·Granted Sep 4, 2018·3 cites·12 claims
0981US10424452B2Operation coil drive device for magnetic contactorFUJI ELECTRIC FA COMPONENTS & SYSTEMS CO LTD·Filed 2018·Granted Sep 24, 2019·2 cites·11 claims
1080US9857408B2Insulation monitoring deviceFUJI ELECTRIC FA COMPONENTS & SYSTEMS CO LTD·Filed 2015·Granted Jan 2, 2018·2 cites·5 claims
1176US9589739B2Electromagnetic contactorFUJI ELECTRIC FA COMPONENTS & SYSTEMS CO LTD·Filed 2015·Granted Mar 7, 2017·2 cites·3 claims
1275US9721741B2Electromagnetic contactorFUJI ELECTRIC FA COMPONENTS & SYSTEMS CO LTD·Filed 2016·Granted Aug 1, 2017·2 cites·13 claims
1374US9541580B2Current detecting deviceFUJI ELECTRIC FA COMPONENTS & SYSTEMS CO LTD·Filed 2014·Granted Jan 10, 2017·4 cites·12 claims
1471US10170261B2Contact device and electromagnetic contactor using sameFUJI ELECTRIC FA COMPONENTS & SYSTEMS CO LTD·Filed 2017·Granted Jan 1, 2019·1 cites·20 claims
1569US10446348B2Electromagnetic contactorFUJI ELECTRIC FA COMPONENTS & SYSTEMS CO LTD·Filed 2018·Granted Oct 15, 2019·1 cites·17 claims
1669US9466450B2Electromagnetic contactor having a contact noise suppression memberFUJI ELECTRIC FA COMPONENTS & SYSTEMS CO LTD·Filed 2014·Granted Oct 11, 2016·2 cites·8 claims
1768US10297407B2Electromagnetic contactorFUJI ELECTRIC FA COMPONENTS & SYSTEMS CO LTD·Filed 2016·Granted May 21, 2019·1 cites·4 claims
1868US10153115B2Electromagnetic contactorFUJI ELECTRIC FA COMPONENTS & SYSTEMS CO LTD·Filed 2017·Granted Dec 11, 2018·1 cites·18 claims
1968US9484173B2Electromagnetic switch with increased magnetic flux densityFUJI ELECTRIC FA COMPONENTS & SYSTEMS CO LTD·Filed 2015·Granted Nov 1, 2016·1 cites·3 claims
2067US10026576B2DC operated polarized electromagnet and electromagnetic contactor using the sameFUJI ELECTRIC FA COMPONENTS & SYSTEMS CO LTD·Filed 2016·Granted Jul 17, 2018·1 cites·16 claims
2165US9508508B2Switch including an arc extinguishing container with a metal body and a resin coverFUJI ELECTRIC FA COMPONENTS & SYSTEMS CO LTD·Filed 2014·Granted Nov 29, 2016·1 cites·6 claims
2263USD787449SElectromagnetic contactorFUJI ELECTRIC FA COMPONENTS & SYSTEMS CO LTD·Filed 2015·Granted May 23, 2017·10 cites·1 claims
2362US2025118517A1Handle lock device for a circuit breakerFUJI ELECTRIC FA COMPONENTS & SYSTEMS CO LTD·Filed 2024·Application pending·0 cites
2461US9819157B2Rail attachment apparatus for electrical deviceFUJI ELECTRIC FA COMPONENTS & SYSTEMS CO LTD·Filed 2016·Granted Nov 14, 2017·1 cites·9 claims
2560US2026004985A1Circuit breaker and method for assembling arc extinguishing chamber unit in circuit breakerFUJI ELECTRIC FA COMPONENTS & SYSTEMS CO LTD·Filed 2025·Application pending·0 cites
2659USD826869SElectromagnetic contactorFUJI ELECTRIC FA COMPONENTS & SYSTEMS CO LTD·Filed 2017·Granted Aug 28, 2018·8 cites·1 claims
2759US2019088432A1Contact deviceFUJI ELECTRIC FA COMPONENTS & SYSTEMS CO LTD·Filed 2018·Application pending·0 cites
2858US11842865B2Electromagnetic contactorFUJI ELECTRIC FA COMPONENTS & SYSTEMS CO LTD·Filed 2021·Granted Dec 12, 2023·0 cites·10 claims
2955US12261009B2Terminal coverFUJI ELECTRIC FA COMPONENTS & SYSTEMS CO LTD·Filed 2022·Granted Mar 25, 2025·0 cites·9 claims
3053US2024212949A1Handle lock device of circuit breakerFUJI ELECTRIC FA COMPONENTS & SYSTEMS CO LTD·Filed 2023·Application pending·0 cites
3153US2023134636A1Hermetically sealed electromagnetic contactorFUJI ELECTRIC FA COMPONENTS & SYSTEMS CO LTD·Filed 2022·Application pending·0 cites
3253US2023170172A1Hermetically sealed electromagnetic contactorFUJI ELECTRIC FA COMPONENTS & SYSTEMS CO LTD·Filed 2022·Application pending·0 cites
3353US2023145550A1Gas filling structure, hermetically sealed electromagnetic contactor, and gas filling methodFUJI ELECTRIC FA COMPONENTS & SYSTEMS CO LTD·Filed 2023·Application pending·0 cites
3453US2023154710A1Hermetically sealed electromagnetic contactorFUJI ELECTRIC FA COMPONENTS & SYSTEMS CO LTD·Filed 2022·Application pending·0 cites
3552US2023136542A1Hermetically sealed electromagnetic contactorFUJI ELECTRIC FA COMPONENTS & SYSTEMS CO LTD·Filed 2022·Application pending·0 cites
3651US9514896B2Electromagnetic contactorFUJI ELECTRIC FA COMPONENTS & SYSTEMS CO LTD·Filed 2014·Granted Dec 6, 2016·0 cites·3 claims
3750US2024234044A1Handle lock device for circuit breakerFUJI ELECTRIC FA COMPONENTS & SYSTEMS CO LTD·Filed 2023·Application pending·0 cites
3847US11362488B2Panelboard deviceFUJI ELECTRIC FA COMPONENTS & SYSTEMS CO LTD·Filed 2019·Granted Jun 14, 2022·0 cites·10 claims
3947US10032585B2Electromagnetic contactorFUJI ELECTRIC FA COMPONENTS & SYSTEMS CO LTD·Filed 2017·Granted Jul 24, 2018·0 cites·12 claims
4047US2022254579A1Electromagnetic contactorFUJI ELECTRIC FA COMPONENTS & SYSTEMS CO LTD·Filed 2022·Application pending·0 cites
4147US2023215671A1Thermal overload relayFUJI ELECTRIC FA COMPONENTS & SYSTEMS CO LTD·Filed 2023·Application pending·0 cites
4246US11810743B2Mechanical latching device of electromagnetic contactorFUJI ELECTRIC FA COMPONENTS & SYSTEMS CO LTD·Filed 2022·Granted Nov 7, 2023·0 cites·12 claims
4346US2023223223A1Electromagnetic contactorFUJI ELECTRIC FA COMPONENTS & SYSTEMS CO LTD·Filed 2023·Application pending·0 cites
4445US11862424B2Electric device with a main body frame including a snap-fit mechanismFUJI ELECTRIC FA COMPONENTS & SYSTEMS CO LTD·Filed 2021·Granted Jan 2, 2024·0 cites·26 claims
4545US2023204633A1Current sensor and manufacturing method of current sensorFUJI ELECTRIC FA COMPONENTS & SYSTEMS CO LTD·Filed 2023·Application pending·0 cites
4644US10269518B2Electromagnetic contactorFUJI ELECTRIC FA COMPONENTS & SYSTEMS CO LTD·Filed 2016·Granted Apr 23, 2019·0 cites·8 claims
4744US2023207242A1Non-magnetic plate, electromagnetic contactor, non-magnetic material, and manufacturing methodFUJI ELECTRIC FA COMPONENTS & SYSTEMS CO LTD·Filed 2023·Application pending·0 cites
4844US2023307200A1Electric deviceFUJI ELECTRIC FA COMPONENTS & SYSTEMS CO LTD·Filed 2023·Application pending·0 cites
4943US10347452B2Polarized DC electromagnetic device and electromagnetic contactor using sameFUJI ELECTRIC FA COMPONENTS & SYSTEMS CO LTD·Filed 2016·Granted Jul 9, 2019·0 cites·4 claims
5043US9502199B2Electromagnetic contactor with sliding guideFUJI ELECTRIC FA COMPONENTS & SYSTEMS CO LTD·Filed 2015·Granted Nov 22, 2016·0 cites·6 claims

Showing the top 50 of 67 patent records by PatentIndex Score.

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