Patent assignee · DK · COMPANY

NKT PHOTONICS A/S

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108Patents
106Active
108Granted
60Portfolio score

Filing activity: Jun 21, 2004 → Jun 7, 2024 · 16 expiring within 5 years

Most-cited patents

PatentTitleAreaCited byStatus
US8903214B2 Large core area single mode optical fiber Electricity 226 Active
US7787503B2 Broad spectrum light source Electricity 53 Active
US7800818B2 Blue extended super continuum light source Electricity 51 Active
US8000574B2 Method of generating supercontinuum optical radiation, supercontinuum optical radiation source, and use thereof Physics 51 Active
US7792408B2 Method of inducing refractive index structures in a micro-structured fiber, a micro-structured fiber and an article Physics 26 Active
US8145023B2 Lifetime extending and performance improvements of micro-structured fibers via high temperature loading Physics 21 Active
US7813603B2 Optical coupler devices, methods of their production and use Electricity 18 Active
US8406594B2 Optical fiber with resonant structure of cladding features connected to light sink Electricity 17 Active
US8215129B2 Method of drawing microstructured glass optical fibers from a preform, and a preform combined with a connector Emerging Cross-Sectional Technologies 16 Active
US10527782B2 Hollow core optical fiber and a laser system Physics 14 Active
US8938146B2 Hollow core fiber with improvements relating to optical properties and its use, method of its production and use thereof Physics 14 Active
US9766530B2 Supercontinuum light source Physics 13 Active
US9746749B2 Lifetime extending and performance improvements of optical fibers via loading Physics 12 Active
US10551574B2 Photonic crystal fiber assembly Physics 12 Active
US8731009B2 Broadband high power light source Electricity 11 Active
US8977087B2 Tapered optical fiber for supercontinuum generation Physics 10 Active
US8045259B2 Active optical fibers with wavelength-selective filtering mechanism, method of production and their use Electricity 7 Active
US9835795B2 Microstructured optical fiber, supercontinuum light source comprising microstructured optical fiber and use of such light source Electricity 7 Active
US8600207B2 Splicing and connectorization of photonic crystal fibres Emerging Cross-Sectional Technologies 7 Active
US9971230B2 Lifetime extending and performance improvements of optical fibers via loading Physics 7 Active
US11002919B2 Photonic crystal fiber assembly Physics 7 Active
US10989866B2 Hollow core optical fiber and a laser system Physics 7 Active
US11360274B2 Photonic crystal fiber assembly Physics 6 Active
US11072554B2 Element for a preform, a fiber production method and an optical fiber drawn from the preform Physics 6 Active
US10649136B2 Delivery fiber assembly and a broad band source Electricity 6 Active

Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.