Assignee
SUMITOMO ELECTRIC OPTIFRONTIER CO LTD
JP·39 granted patents·20 pending applications·20 citations·filing 2018–2024
Top patents by PatentIndex Score
59 records- 0189US11867871B2Optical connectorSUMITOMO ELECTRIC OPTIFRONTIER CO LTD·Filed 2021·Granted Jan 9, 2024·3 cites·12 claims
- 0287US11882922B2Storage caseSUMITOMO ELECTRIC OPTIFRONTIER CO LTD·Filed 2020·Granted Jan 30, 2024·4 cites·19 claims
- 0383US11656410B2Optical fiber fusing and connecting machine and optical fiber fusing and connecting methodSUMITOMO ELECTRIC OPTIFRONTIER CO LTD·Filed 2020·Granted May 23, 2023·2 cites·9 claims
- 0474US2024385407A1Package for optical fiber, package product, method for extracting optical fiber, and jigSUMITOMO ELECTRIC OPTIFRONTIER CO LTD·Filed 2024·Application pending·0 cites
- 0571US11553261B2Fusion splicing device lock release systemSUMITOMO ELECTRIC OPTIFRONTIER CO LTD·Filed 2019·Granted Jan 10, 2023·2 cites·25 claims
- 0669USD983851SOptical fiber fusion splicerSUMITOMO ELECTRIC OPTIFRONTIER CO LTD·Filed 2021·Granted Apr 18, 2023·4 cites·1 claims
- 0768US12169305B2Fusion splicing device and fusion splicing methodSUMITOMO ELECTRIC OPTIFRONTIER CO LTD·Filed 2019·Granted Dec 17, 2024·1 cites·20 claims
- 0864US12111508B2Package for optical fiber, package product, method for extracting optical fiber, and jigSUMITOMO ELECTRIC OPTIFRONTIER CO LTD·Filed 2021·Granted Oct 8, 2024·0 cites·43 claims
- 0960US12546942B2Fusion splicing deviceSUMITOMO ELECTRIC OPTIFRONTIER CO LTD·Filed 2022·Granted Feb 10, 2026·0 cites·4 claims
- 1060US12461311B2Fusion splicing system, fusion splicing device, and deterioration determination methodSUMITOMO ELECTRIC OPTIFRONTIER CO LTD·Filed 2021·Granted Nov 4, 2025·0 cites·18 claims
- 1160US11409053B2Optical connectorSUMITOMO ELECTRIC OPTIFRONTIER CO LTD·Filed 2021·Granted Aug 9, 2022·0 cites·17 claims
- 1258USD1044482STray for storing optical fiberSUMITOMO ELECTRIC OPTIFRONTIER CO LTD·Filed 2022·Granted Oct 1, 2024·2 cites·1 claims
- 1358USD1043319STray for storing optical fiberSUMITOMO ELECTRIC OPTIFRONTIER CO LTD·Filed 2022·Granted Sep 24, 2024·2 cites·1 claims
- 1458US12085756B2Fusion splicing device management system and fusion splicing device management methodSUMITOMO ELECTRIC OPTIFRONTIER CO LTD·Filed 2018·Granted Sep 10, 2024·0 cites·9 claims
- 1556US12578533B2Fusion splicing device and core position specification methodSUMITOMO ELECTRIC OPTIFRONTIER CO LTD·Filed 2022·Granted Mar 17, 2026·0 cites·4 claims
- 1655US12276841B2Optical fiber fusion splicing method and fusion splicing deviceSUMITOMO ELECTRIC OPTIFRONTIER CO LTD·Filed 2019·Granted Apr 15, 2025·0 cites·3 claims
- 1755US12181712B2Fusion splicing device and method for operating fusion splicing device with electrode discharge test, evaluation, and adjustmentSUMITOMO ELECTRIC OPTIFRONTIER CO LTD·Filed 2020·Granted Dec 31, 2024·0 cites·14 claims
- 1854US11237330B2Optical fiber alignment jig, optical fiber fusion splicer equipped with optical fiber alignment jig, and method for aligning optical fiberSUMITOMO ELECTRIC OPTIFRONTIER CO LTD·Filed 2019·Granted Feb 1, 2022·0 cites·11 claims
- 1954US2024280753A1Fusion splicer, and method for connecting optical fiberSUMITOMO ELECTRIC OPTIFRONTIER CO LTD·Filed 2022·Application pending·0 cites
- 2054US2024286306A1Optical-fiber cutting deviceSUMITOMO ELECTRIC OPTIFRONTIER CO LTD·Filed 2022·Application pending·0 cites
- 2154US2025208350A1Optical fiber positioning component, and optical fiber fusion splicing machineSUMITOMO ELECTRIC OPTIFRONTIER CO LTD·Filed 2023·Application pending·0 cites
- 2253US12491654B2Optical fiber cutterSUMITOMO ELECTRIC OPTIFRONTIER CO LTD·Filed 2022·Granted Dec 9, 2025·0 cites·2 claims
- 2353US12032206B2Fusion splicing deviceSUMITOMO ELECTRIC OPTIFRONTIER CO LTD·Filed 2019·Granted Jul 9, 2024·0 cites·6 claims
- 2453US11513291B2Optical fiber cleaving apparatus and optical fiber cleaving methodSUMITOMO ELECTRIC OPTIFRONTIER CO LTD·Filed 2019·Granted Nov 29, 2022·0 cites·7 claims
- 2552US12085757B2Optical fiber fusion splicing device, and fusion splicing method for optical fiberSUMITOMO ELECTRIC OPTIFRONTIER CO LTD·Filed 2020·Granted Sep 10, 2024·0 cites·3 claims
- 2652US2025093584A1Lens component, optical multiplexing/demultiplexing module, and method for manufacturing optical multiplexing/demultiplexing moduleSUMITOMO ELECTRIC OPTIFRONTIER CO LTD·Filed 2022·Application pending·0 cites
- 2752US2024103235A1Optical connectorSUMITOMO ELECTRIC OPTIFRONTIER CO LTD·Filed 2022·Application pending·0 cites
- 2852US2025044513A1Fusion splicerSUMITOMO ELECTRIC OPTIFRONTIER CO LTD·Filed 2022·Application pending·0 cites
- 2952US2024319442A1Optical fiber cutterSUMITOMO ELECTRIC OPTIFRONTIER CO LTD·Filed 2022·Application pending·0 cites
- 3052US2025093610A1Package for optical fiber, packaged article, and optical fiber lead-out methodSUMITOMO ELECTRIC OPTIFRONTIER CO LTD·Filed 2023·Application pending·0 cites
- 3152US2025044512A1Fusion splicerSUMITOMO ELECTRIC OPTIFRONTIER CO LTD·Filed 2022·Application pending·0 cites
- 3251US12105329B2Optical connectorSUMITOMO ELECTRIC OPTIFRONTIER CO LTD·Filed 2022·Granted Oct 1, 2024·0 cites·8 claims
- 3351US12072541B2Optical connectorSUMITOMO ELECTRIC OPTIFRONTIER CO LTD·Filed 2022·Granted Aug 27, 2024·0 cites·10 claims
- 3451US2023185026A1Fusion splicer, fusion splicing system, and method for fusion splicing optical fiberSUMITOMO ELECTRIC OPTIFRONTIER CO LTD·Filed 2021·Application pending·0 cites
- 3550US12384598B2Housing case for fusion splicer and fusion splicer setSUMITOMO ELECTRIC OPTIFRONTIER CO LTD·Filed 2021·Granted Aug 12, 2025·0 cites·12 claims
- 3649US12554068B2Optical fiber holder and method for connecting coated optical fibersSUMITOMO ELECTRIC OPTIFRONTIER CO LTD·Filed 2022·Granted Feb 17, 2026·0 cites·4 claims
- 3749US12206226B2Cable stripping toolSUMITOMO ELECTRIC OPTIFRONTIER CO LTD·Filed 2022·Granted Jan 21, 2025·0 cites·18 claims
- 3849US11965801B2Measurement systemSUMITOMO ELECTRIC OPTIFRONTIER CO LTD·Filed 2019·Granted Apr 23, 2024·0 cites·8 claims
- 3948US11409042B2Reinforcement device for optical fiber fusion splicing section and fusion splicer provided with sameSUMITOMO ELECTRIC OPTIFRONTIER CO LTD·Filed 2019·Granted Aug 9, 2022·0 cites·6 claims
- 4048US2023367069A1Tray for fusion splicing work and fusion splicer setSUMITOMO ELECTRIC OPTIFRONTIER CO LTD·Filed 2021·Application pending·0 cites
- 4148US2024208097A1Optical fiber cutting deviceSUMITOMO ELECTRIC OPTIFRONTIER CO LTD·Filed 2022·Application pending·0 cites
- 4247US12586429B2Fusion splicing system, operation control method for fusion splicer, and serverSUMITOMO ELECTRIC OPTIFRONTIER CO LTD·Filed 2021·Granted Mar 24, 2026·0 cites·19 claims
- 4347US2024319444A1Pitch converting apparatusSUMITOMO ELECTRIC OPTIFRONTIER CO LTD·Filed 2022·Application pending·0 cites
- 4446US12197010B2Reinforcement sleeve heating device and fusion splicing machineSUMITOMO ELECTRIC OPTIFRONTIER CO LTD·Filed 2019·Granted Jan 14, 2025·0 cites·7 claims
- 4546US2022365279A1Coating removal toolSUMITOMO ELECTRIC OPTIFRONTIER CO LTD·Filed 2020·Application pending·0 cites
- 4645US2023038405A1Optical fiber fusion splicer and method for fusion splicing optical fiberSUMITOMO ELECTRIC OPTIFRONTIER CO LTD·Filed 2021·Application pending·0 cites
- 4745US2024142702A1Optical fiber cutting deviceSUMITOMO ELECTRIC OPTIFRONTIER CO LTD·Filed 2022·Application pending·0 cites
- 4845US2023222649A1Deterioration estimation method and deterioration estimation systemSUMITOMO ELECTRIC OPTIFRONTIER CO LTD·Filed 2021·Application pending·0 cites
- 4942US2023228962A1Optical cable member,towing member, and towing methodSUMITOMO ELECTRIC OPTIFRONTIER CO LTD·Filed 2021·Application pending·0 cites
- 5042US2022326442A1Fusion splicing system, server, fusion splicer, information terminal, and project management methodSUMITOMO ELECTRIC OPTIFRONTIER CO LTD·Filed 2020·Application pending·0 cites
Showing the top 50 of 59 patent records by PatentIndex Score.
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