Inventor · disambiguated record
Douglas Llewellyn Butler
Also filed as: BUTLER DOUGLAS L · BUTLER DOUGLAS LLEWELLYN
56 granted patents·23 pending applications·344 citations·filing 1998–2025
98Inventor score
Files withCORNING RES & DEV CORP25CORNING INC21Corning Optical Communications LLC17BUTLER DOUGLAS LLEWELLYN4CORNING CABLE SYS LLC3
Top patents by PatentIndex Score
79 records- 0198US10234644B1Optical-electrical printed circuit boards with integrated optical waveguide arrays and photonic assemblies using sameCorning Optical Communications LLC·Filed 2017·Granted Mar 19, 2019·28 cites·8 claims
- 0297US10746937B2Assemblies, optical connectors and methods of bonding optical elements to substratesCORNING INC·Filed 2019·Granted Aug 18, 2020·7 cites·22 claims
- 0397US10545298B2Traceable fiber optic cable assembly with illumination structure and tracing optical fibers for carrying light received from a light launch deviceCORNING RES & DEV CORP·Filed 2017·Granted Jan 28, 2020·32 cites·22 claims
- 0496US10782474B2Detachable optical connectors for optical chips comprising a connector support and methods of fabricating the sameCORNING RES & DEV CORP·Filed 2018·Granted Sep 22, 2020·21 cites·20 claims
- 0596US9304278B1Traceable cable with side-emitting optical fiber and method of forming the sameCORNING OPTICAL COMM LLC·Filed 2015·Granted Apr 5, 2016·30 cites·20 claims
- 0695US10185084B2Layered glass structuresBUTLER DOUGLAS LLEWELLYN·Filed 2016·Granted Jan 22, 2019·5 cites·17 claims
- 0794US11852870B2Optical fiber photonic integrated chip connector interfaces, photonic integrated chip assemblies, and methods of fabricating the sameCORNING RES & DEV CORP·Filed 2021·Granted Dec 26, 2023·2 cites·24 claims
- 0894US10345533B1Assemblies, optical connectors and methods of bonding optical fibers to substratesCORNING INC·Filed 2018·Granted Jul 9, 2019·9 cites·11 claims
- 0993US11586000B2High-density FAUs and optical interconnection devices and related methodsCORNING RES & DEV CORP·Filed 2021·Granted Feb 21, 2023·4 cites·16 claims
- 1093US10156693B2Multicore optical fibers and methods of manufacturing the sameCorning Optical Communications LLC·Filed 2017·Granted Dec 18, 2018·4 cites·14 claims
- 1193US8111452B2Wavelength conversion device with microlens and optical package incorporating the sameBUTLER DOUGLAS LLEWELLYN·Filed 2010·Granted Feb 7, 2012·21 cites·18 claims
- 1292US11204466B2Optical fiber photonic integrated chip connector interfaces, photonic integrated chip assemblies, and methods of fabricating the sameCORNING RES & DEV CORP·Filed 2019·Granted Dec 21, 2021·6 cites·28 claims
- 1392US10545293B2Assemblies, optical connectors and methods of bonding optical fibers to substratesCORNING INC·Filed 2019·Granted Jan 28, 2020·6 cites·16 claims
- 1492US9989699B2Low bend loss single mode optical fiberCORNING INC·Filed 2017·Granted Jun 5, 2018·9 cites·28 claims
- 1591US10107967B1Fiber array assemblies for multifiber connectorized ribbon cables and methods of forming sameCORNING RES & DEV CORP·Filed 2017·Granted Oct 23, 2018·22 cites·33 claims
- 1690US10539758B2Traceable fiber optic cable assembly with indication of polarityCORNING RES & DEV CORP·Filed 2018·Granted Jan 21, 2020·8 cites·25 claims
- 1790US10514506B2Optical couplers for evanescent coupling of polymer clad fibers to optical waveguides using alignment featuresCorning Optical Communications LLC·Filed 2018·Granted Dec 24, 2019·7 cites·16 claims
- 1890US10345535B2Glass-based ferrules and optical interconnection devices and methods of forming sameCORNING RES & DEV CORP·Filed 2018·Granted Jul 9, 2019·6 cites·52 claims
- 1990US9766411B2Optical interface devices and methods employing optical fibers and a support member having a bend sectionCorning Optical Communications LLC·Filed 2015·Granted Sep 19, 2017·11 cites·29 claims
- 2089US11886010B2Fiber optic terminals and fiber optic networks having variable ratio couplersCORNING RES & DEV CORP·Filed 2020·Granted Jan 30, 2024·2 cites·52 claims
- 2189US10222561B2Light launch device for transmitting light into a traceable fiber optic cable assembly with tracing optical fibersCORNING RES & DEV CORP·Filed 2017·Granted Mar 5, 2019·5 cites·20 claims
- 2288US10379309B2Traceable optical fiber cable and filtered viewing device for enhanced traceabilityCorning Optical Communications LLC·Filed 2015·Granted Aug 13, 2019·6 cites·23 claims
- 2388US10222560B2Traceable fiber optic cable assembly with fiber guide and tracing optical fibers for carrying light received from a light launch deviceCORNING RES & DEV CORP·Filed 2017·Granted Mar 5, 2019·4 cites·38 claims
- 2488US9470841B2Multicore optical fiber with multimode coresCORNING INC·Filed 2014·Granted Oct 18, 2016·9 cites·19 claims
- 2584US9696513B2Multicore optical fibers and methods of manufacturing the sameCORNING CABLE SYS LLC·Filed 2013·Granted Jul 4, 2017·5 cites·6 claims
- 2683US10338317B2Systems and methods for traceable cablesCorning Optical Communications LLC·Filed 2018·Granted Jul 2, 2019·3 cites·16 claims
- 2783US9841556B2Non-circular multicore fiber and method of manufactureCORNING INC·Filed 2016·Granted Dec 12, 2017·4 cites·14 claims
- 2882US11415754B2Fiber array spacers, optical assemblies incorporating fiber array spacers, and methods of fabricating the sameCORNING INC·Filed 2020·Granted Aug 16, 2022·1 cites·44 claims
- 2982US10101553B2Traceable cable with side-emitting optical fiber and method of forming the sameCorning Optical Communications LLC·Filed 2015·Granted Oct 16, 2018·4 cites·8 claims
- 3081US10001597B2Multicore optical fibers and interconnection methods for the sameCORNING INC·Filed 2016·Granted Jun 19, 2018·3 cites·18 claims
- 3179US10527806B2Glass-based ferrules and optical interconnection devices and methods of forming sameCORNING RES & DEV CORP·Filed 2019·Granted Jan 7, 2020·2 cites·35 claims
- 3276US11114812B2Optical tube waveguide lasing medium and related methodCORNING INC·Filed 2019·Granted Sep 7, 2021·0 cites·10 claims
- 3376US10534135B2Systems and methods for tracing cables and cables for such systems and methodsCorning Optical Communications LLC·Filed 2018·Granted Jan 14, 2020·2 cites·24 claims
- 3473US7856037B2System of method for dynamic range extensionOCLARO NORTH AMERICA INC·Filed 2007·Granted Dec 21, 2010·3 cites·13 claims
- 3572US10185111B2Traceable end point cable assemblyCorning Optical Communications LLC·Filed 2017·Granted Jan 22, 2019·3 cites·16 claims
- 3672US9057815B2Angular alignment of optical fibers for fiber optic ribbon cables, and related methodsBUTLER DOUGLAS L·Filed 2012·Granted Jun 16, 2015·4 cites·19 claims
- 3770US9217839B2Interposer structure having optical fiber connection and related fiber optic connector for the sameCORNING CABLE SYS LLC·Filed 2013·Granted Dec 22, 2015·2 cites·14 claims
- 3869US2018356587A1Non-circular multicore fiber and method of manufactureCORNING INC·Filed 2018·Application pending·0 cites
- 3969US2019072714A1Layered glass structuresCORNING INC·Filed 2018·Application pending·0 cites
- 4068US9979469B2Interposer coupling assembly having an optical pathway including a GRIN lens and related optical plug assembliesCorning Optical Communications LLC·Filed 2016·Granted May 22, 2018·1 cites·27 claims
- 4166US8175127B2System of method for dynamic range extensionGURUSAMI ARAVANAN·Filed 2010·Granted May 8, 2012·2 cites·8 claims
- 4266US7961380B2Fast power transient supression in constant power-mode controlled optical amplifiersOclaro North America·Filed 2008·Granted Jun 14, 2011·4 cites·11 claims
- 4365US9389371B2Fiber optic connectors and interfaces for fiber optic connectivity through device display surface, and related components, systems and methodsCORNING OPTICAL COMM LLC·Filed 2014·Granted Jul 12, 2016·1 cites·24 claims
- 4465US2017322369A1Non-circular multicore fiber and method of manufactureCORNING INC·Filed 2017·Application pending·0 cites
- 4564US2025376409A1Process to produce multicore optical fiber preformCORNING INC·Filed 2025·Application pending·0 cites
- 4663US6081323AMeasurement of Raman gain spectrum in optical fiberUS NATIONAL SECURITY AGENCY·Filed 1998·Granted Jun 27, 2000·34 cites·2 claims
- 4763US2025180818A1Fiber optic cable assembly and fabrication method incorporating two-dimensional arrays of optical fibersCORNING RES & DEV CORP·Filed 2024·Application pending·0 cites
- 4863US2025180823A1Fiber optic cable assembly and fabrication method incorporating two-dimensional arrays of optical fibersCORNING RES & DEV CORP·Filed 2024·Application pending·0 cites
- 4963US2025180824A1Fiber optic cable assembly and fabrication method incorporating two-dimensional arrays of optical fibersCORNING RES & DEV CORP·Filed 2024·Application pending·0 cites
- 5063US2025180809A1Fiber optic cable assembly and fabrication method incorporating two-dimensional arrays of optical fibersCORNING RES & DEV CORP·Filed 2024·Application pending·0 cites
Showing the top 50 of 79 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →