Inventor · disambiguated record
Shigehiro Takasaka
Also filed as: TAKASAKA SHIGEHIRO
15 granted patents·9 pending applications·39 citations·filing 2003–2024
89Inventor score
Top patents by PatentIndex Score
24 records- 0193US11940649B2Optical fiber bundle structure, optical connector, optical fiber connection structure, and method of manufacturing optical fiber bundle structureFURUKAWA ELECTRIC CO LTD·Filed 2021·Granted Mar 26, 2024·2 cites·9 claims
- 0284US9270076B2Optical amplifier, optical amplifying system, wavelength converter, optical amplification method, and optical communication systemFURUKAWA ELECTRIC CO LTD·Filed 2013·Granted Feb 23, 2016·6 cites·48 claims
- 0380US12222541B2Optical fiber bundle structure, optical connector, optical fiber connection structure, and method of manufacturing optical fiber bundle structureFURUKAWA ELECTRIC CO LTD·Filed 2024·Granted Feb 11, 2025·0 cites·9 claims
- 0480US12204141B2Optical fiber bundle structure, optical connector, optical fiber connection structure, and method of manufacturing optical fiber bundle structureFURUKAWA ELECTRIC CO LTD·Filed 2024·Granted Jan 21, 2025·0 cites·2 claims
- 0579US11073656B2Optical coupler and optical amplifierFURUKAWA ELECTRIC CO LTD·Filed 2020·Granted Jul 27, 2021·1 cites·11 claims
- 0679US8494378B2Synchronous optical signal generating device and synchronous optical signal generating methodTAKASAKA SHIGEHIRO·Filed 2007·Granted Jul 23, 2013·8 cites·19 claims
- 0777US9722388B2Multi-core optical amplifying fiber device and multi-core optical fiber amplifierFURUKAWA ELECTRIC CO LTD·Filed 2015·Granted Aug 1, 2017·2 cites·12 claims
- 0871US8059966B2Wavelength division multiplex optical regeneration system and wavelength division multiplex optical regeneration methodIGARASHI KOJI·Filed 2003·Granted Nov 15, 2011·14 cites·4 claims
- 0971US7715725B2Lock detector and optical phase-locked loop systemJAPAN SCIENCE & TECH AGENCY·Filed 2005·Granted May 11, 2010·5 cites·32 claims
- 1070US2025023316A1Raman amplifier and method for designing raman amplifierFURUKAWA ELECTRIC CO LTD·Filed 2024·Application pending·0 cites
- 1167US12399317B2Optical fiber bundle structure, optical fiber connection structure, and optical fiber bundle structure manufacturing methodFURUKAWA ELECTRIC CO LTD·Filed 2023·Granted Aug 26, 2025·0 cites·13 claims
- 1267US12248171B2Multi-core optical amplifying fiber, multi-core optical fiber amplifier, and optical communication systemFURUKAWA ELECTRIC CO LTD·Filed 2022·Granted Mar 11, 2025·0 cites·13 claims
- 1367US2024014622A1Laser device and processing deviceFURUKAWA ELECTRIC CO LTD·Filed 2023·Application pending·0 cites
- 1465US2024332884A1Light source, light source device, method of driving light source, raman amplifier, and raman amplification systemFURUKAWA ELECTRIC CO LTD·Filed 2024·Application pending·0 cites
- 1564US10816873B2Optical amplifier, optical amplification system, wavelength converter, and optical communication systemFURUKAWA ELECTRIC CO LTD·Filed 2018·Granted Oct 27, 2020·1 cites·15 claims
- 1664US2023231629A1Light source, light source device, method of driving light source, raman amplifier, and raman amplification systemFURUKAWA ELECTRIC CO LTD·Filed 2023·Application pending·0 cites
- 1763US2023123319A1Optical amplifying fiber, optical fiber amplifier, and optical communication systemFURUKAWA ELECTRIC CO LTD·Filed 2022·Application pending·0 cites
- 1862US2023038133A1Optical fiber amplification system and optical communication systemFURUKAWA ELECTRIC CO LTD·Filed 2022·Application pending·0 cites
- 1962US2023006410A1Optical amplifying fiber, optical fiber amplifier, and optical communication systemFURUKAWA ELECTRIC CO LTD·Filed 2022·Application pending·0 cites
- 2059US11519759B2Cable, cable shape sensing system, sensing system, and cable shape sensing methodFURUKAWA ELECTRIC CO LTD·Filed 2020·Granted Dec 6, 2022·0 cites·24 claims
- 2148US2021186612A1Optical probeFURUKAWA ELECTRIC CO LTD·Filed 2021·Application pending·0 cites
- 2245US8873898B2Polarization independent wavelength converter and polarization independent wavelength conversion methodTAKASAKA SHIGEHIRO·Filed 2012·Granted Oct 28, 2014·0 cites·19 claims
- 2342US2012027343A1Wavelength division multiplex optical regeneration system and wavelength division multiplex optical regeneration methodIGARASHI KOJI·Filed 2011·Application pending·0 cites
- 2436US9948057B2Optical amplifier, optical amplifying system, wavelength converter, and optical communication systemFURUKAWA ELECTRIC CO LTD·Filed 2016·Granted Apr 17, 2018·0 cites·15 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →