Assignee
FUJIKURA LTD
JP·1,563 granted patents·475 pending applications·14,030 citations·filing 1974–2025
Top patents by PatentIndex Score
2,038 records- 0199US10656347B2Connector attached optical fiber unit and optical connector boot with protection tubeFUJIKURA LTD·Filed 2015·Granted May 19, 2020·64 cites·15 claims
- 0298US9829658B2Tool for releasing engaged state of optical connectorFUJIKURA LTD·Filed 2017·Granted Nov 28, 2017·49 cites·3 claims
- 0398US9720193B2Optical-connector fixing member, optical connector, and optical connector deviceFUJIKURA LTD·Filed 2015·Granted Aug 1, 2017·52 cites·4 claims
- 0498US7559702B2Connector holder, optical-electrical converter with attached connector holder, optical connector fixing structure and connector holder assembly methodFUJIKURA LTD·Filed 2007·Granted Jul 14, 2009·85 cites·17 claims
- 0597US12040765B1Digital phase shifterFUJIKURA LTD·Filed 2022·Granted Jul 16, 2024·4 cites·8 claims
- 0697US7164835B2Optical fiberFUJIKURA LTD·Filed 2005·Granted Jan 16, 2007·88 cites·20 claims
- 0797US7113002B2Transmission cable structure for GHz frequency band signals and connector used for transmission of GHz frequency band signalsFUJIKURA LTD·Filed 2004·Granted Sep 26, 2006·234 cites·20 claims
- 0897US6973243B2CableFUJIKURA LTD·Filed 2004·Granted Dec 6, 2005·160 cites·31 claims
- 0997US5694295AHeat pipe and process for manufacturing the sameFUJIKURA LTD·Filed 1996·Granted Dec 2, 1997·136 cites·14 claims
- 1096US10544293B2Flame retardant resin composition and cable using the sameFUJIKURA LTD·Filed 2018·Granted Jan 28, 2020·13 cites·13 claims
- 1196US9529151B2Polarization conversion elementFUJIKURA LTD·Filed 2015·Granted Dec 27, 2016·21 cites·17 claims
- 1296US9500807B2Planar optical waveguide element, dual polarization quadrature phase shift keying modulator, coherent receiver, and polarization diversityFUJIKURA LTD·Filed 2015·Granted Nov 22, 2016·21 cites·14 claims
- 1396US9448425B2Optical waveguide element and optical modulatorFUJIKURA LTD·Filed 2015·Granted Sep 20, 2016·24 cites·9 claims
- 1496US8363313B2Ytterbium-doped optical fiber, fiber laser, and fiber amplifierFUJIKURA LTD·Filed 2010·Granted Jan 29, 2013·220 cites·10 claims
- 1596US7850372B2Optical connector with optical fiberFUJIKURA LTD·Filed 2009·Granted Dec 14, 2010·61 cites·9 claims
- 1696US7492993B2Multi-port coupler, optical amplifier, and fiber laserFUJIKURA LTD·Filed 2007·Granted Feb 17, 2009·33 cites·13 claims
- 1796US7418178B2Multi-core fiberFUJIKURA LTD·Filed 2007·Granted Aug 26, 2008·221 cites·5 claims
- 1896US6179482B1Optical connector and housing for optical connectorFUJIKURA LTD·Filed 1998·Granted Jan 30, 2001·246 cites·8 claims
- 1995US12052007B1Digital phase shifterFUJIKURA LTD·Filed 2022·Granted Jul 30, 2024·4 cites·8 claims
- 2095US11709329B2Optical fiber cableFUJIKURA LTD·Filed 2022·Granted Jul 25, 2023·3 cites·15 claims
- 2195US9995896B2Optical fiber ribbon and optical fiber cable housing optical fiber ribbonFUJIKURA LTD·Filed 2017·Granted Jun 12, 2018·17 cites·12 claims
- 2295US9817294B2Optical modulation deviceFUJIKURA LTD·Filed 2015·Granted Nov 14, 2017·12 cites·22 claims
- 2395US9459412B2Optical connector receptacle, receptacle housing, optical connector adapter, and adapter housingFUJIKURA LTD·Filed 2013·Granted Oct 4, 2016·49 cites·19 claims
- 2495US9086555B2Manufacturing method of optical fiber ribbon, and optical fiber ribbon manufactured by the manufacturing methodFUJIKURA LTD·Filed 2013·Granted Jul 21, 2015·36 cites·3 claims
- 2595US7301113B2Diaphragm for use in switch, method for manufacturing thereof, membrane switch, and input deviceFUJIKURA LTD·Filed 2005·Granted Nov 27, 2007·68 cites·38 claims
- 2695US5689578APolarized wave holding optical fiber, production method therefor, connection method therefor, optical amplifier, laser oscillator and polarized wave holding optical fiber couplerFUJIKURA LTD·Filed 1994·Granted Nov 18, 1997·71 cites·18 claims
- 2795US5250127AMethod of manufacture for shielded flat electrical cableFUJIKURA LTD·Filed 1991·Granted Oct 5, 1993·179 cites·4 claims
- 2895US5174924APtc conductive polymer composition containing carbon black having large particle size and high dbp absorptionFUJIKURA LTD·Filed 1990·Granted Dec 29, 1992·96 cites·46 claims
- 2995US4626618ADC electric power cableFUJIKURA LTD·Filed 1985·Granted Dec 2, 1986·118 cites·9 claims
- 3095US4549041AFlame-retardant cross-linked composition and flame-retardant cable using sameFUJIKURA LTD·Filed 1984·Granted Oct 22, 1985·100 cites·18 claims
- 3194US12306052B2Pressure sensitive sensorFUJIKURA LTD·Filed 2021·Granted May 20, 2025·2 cites·10 claims
- 3294US10295852B2Optical device and method for manufacturing optical deviceFUJIKURA LTD·Filed 2016·Granted May 21, 2019·17 cites·7 claims
- 3394US10185110B2Optical fiber ribbon, optical fiber cable, and method for producing optical fiber ribbonFUJIKURA LTD·Filed 2015·Granted Jan 22, 2019·18 cites·4 claims
- 3494US9927637B2Optical waveguide elementFUJIKURA LTD·Filed 2017·Granted Mar 27, 2018·7 cites·11 claims
- 3594US9726822B1Optical integrated circuitFUJIKURA LTD·Filed 2017·Granted Aug 8, 2017·7 cites·9 claims
- 3694US9557482B2High-order polarization conversion device, optical waveguide device, and DP-QPSK modulatorFUJIKURA LTD·Filed 2015·Granted Jan 31, 2017·15 cites·10 claims
- 3794US9136663B2Fiber-optic system and method for manufacturing sameFUJIKURA LTD·Filed 2014·Granted Sep 15, 2015·29 cites·7 claims
- 3894US7473038B2Optical connector for coupling an optical fiber to a circuit boardFUJIKURA LTD·Filed 2006·Granted Jan 6, 2009·46 cites·10 claims
- 3994US7347627B2Optical connectorFUJIKURA LTD·Filed 2007·Granted Mar 25, 2008·49 cites·6 claims
- 4094US7287914B2Optical connector assembly, connector holder, and optical connectorFUJIKURA LTD·Filed 2005·Granted Oct 30, 2007·42 cites·23 claims
- 4194US4525432AMagnetic material wireFUJIKURA LTD·Filed 1983·Granted Jun 25, 1985·222 cites·4 claims
- 4293US11450957B2Wireless communication deviceFUJIKURA LTD·Filed 2020·Granted Sep 20, 2022·3 cites·20 claims
- 4393US9411101B2Optical fiber connector, optical fiber connector assembling method, optical fiber connector assembling tool, and optical fiber connector assembling setFUJIKURA LTD·Filed 2015·Granted Aug 9, 2016·11 cites·17 claims
- 4493US9389386B2Manufacturing method of optical fiber ribbon, manufacturing device for optical fiber ribbon implementing said manufacturing method, and optical fiber ribbon manufactured with said manufacturing methodFUJIKURA LTD·Filed 2013·Granted Jul 12, 2016·26 cites·8 claims
- 4593US9134485B2Optical connector cleaning toolFUJIKURA LTD·Filed 2014·Granted Sep 15, 2015·12 cites·7 claims
- 4693US9081129B2Multi-core fiberFUJIKURA LTD·Filed 2014·Granted Jul 14, 2015·18 cites·14 claims
- 4793US7726885B2Optical connector having a fitting protrusion or fitting recess used for positioningFUJIKURA LTD·Filed 2008·Granted Jun 1, 2010·34 cites·10 claims
- 4893US7534052B2Optical transceiver and optical connectorFUJIKURA LTD·Filed 2004·Granted May 19, 2009·54 cites·6 claims
- 4993US7366387B2Single-mode optical fiberFUJIKURA LTD·Filed 2007·Granted Apr 29, 2008·29 cites·19 claims
- 5093US7292762B2Hole-assisted holey fiber and low bending loss multimode holey fiberFUJIKURA LTD·Filed 2005·Granted Nov 6, 2007·36 cites·19 claims
Showing the top 50 of 2,038 patent records by PatentIndex Score.
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