Inventor · disambiguated record
John Zyskind
Also filed as: ZYSKIND JOHN · ZYSKIND JOHN L · ZYSKIND JOHN LEHRER
39 granted patents·2 pending applications·1,667 citations·filing 1989–2024
98Inventor score
Files withSKORPIOS TECH INC13LUCENT TECHNOLOGIES INC11AT & T BELL LAB8SYCAMORE NETWORKS INC3AT & T CORP2
Top patents by PatentIndex Score
41 records- 0197US6151145ATwo-wavelength WDM Analog CATV transmission with low crosstalkLUCENT TECHNOLOGIES INC·Filed 1998·Granted Nov 21, 2000·242 cites·37 claims
- 0297US5005175AErbium-doped fiber amplifierAT & T BELL LAB·Filed 1989·Granted Apr 2, 1991·99 cites·15 claims
- 0396US5430572AHigh power, high gain, low noise, two-stage optical amplifierAT & T CORP·Filed 1993·Granted Jul 4, 1995·139 cites·26 claims
- 0496US5237576AArticle comprising an optical fiber laserAT & T BELL LAB·Filed 1992·Granted Aug 17, 1993·115 cites·11 claims
- 0595US9885832B2Waveguide mode expander using amorphous siliconSKORPIOS TECH INC·Filed 2015·Granted Feb 6, 2018·13 cites·10 claims
- 0694US5027079AErbium-doped fiber amplifierAT & T BELL LAB·Filed 1990·Granted Jun 25, 1991·95 cites·22 claims
- 0793US9977188B2Integrated photonics mode expanderSKORPIOS TECH INC·Filed 2016·Granted May 22, 2018·10 cites·20 claims
- 0893US6396051B1High resolution optical performance monitor for DWDM systemSYCAMORE NETWORKS INC·Filed 2000·Granted May 28, 2002·62 cites·28 claims
- 0992US6049417AWide band optical amplifierLUCENT TECHNOLOGIES INC·Filed 1998·Granted Apr 11, 2000·106 cites·17 claims
- 1091US11901692B2Wafer-level etched facet for perpendicular coupling of light from a semiconductor laser deviceSKORPIOS TECH INC·Filed 2021·Granted Feb 13, 2024·1 cites·7 claims
- 1191US9348094B1Axial alignment of a lensed fiber in a silica v-grooveSKORPIOS TECHNOLOGIES INC·Filed 2015·Granted May 24, 2016·9 cites·10 claims
- 1290US5907420ASystem and method for mitigating cross-saturation in optically amplified networksLUCENT TECHNOLOGIES INC·Filed 1996·Granted May 25, 1999·103 cites·25 claims
- 1389US5406404AMethod of mitigating gain peaking using a chain of fiber amplifiersAT & T CORP·Filed 1993·Granted Apr 11, 1995·64 cites·11 claims
- 1486US6529315B2Optical amplifier providing dispersion compensationSYCAMORE NETWORKS INC·Filed 2001·Granted Mar 4, 2003·28 cites·74 claims
- 1586US6094298AErbium-doped fiber amplifier with automatic gain controlLUCENT TECHNOLOGIES INC·Filed 1999·Granted Jul 25, 2000·75 cites·12 claims
- 1685US5132976AElectrically tunable fiber ring laserAT & T BELL LAB·Filed 1991·Granted Jul 21, 1992·48 cites·18 claims
- 1784US10649148B2Multistage spot size converter in silicon photonicsSKORPIOS TECH INC·Filed 2018·Granted May 12, 2020·3 cites·20 claims
- 1884US6025941AStable wavelength division multiplex ring networkLUCENT TECHNOLOGIES INC·Filed 1997·Granted Feb 15, 2000·65 cites·14 claims
- 1984US5900969ABroadband flat gain optical amplifierLUCENT TECHNOLOGIES INC·Filed 1997·Granted May 4, 1999·82 cites·9 claims
- 2084US5900968AMethod of fast gain control in WDM optical networksLUCENT TECHNOLOGIES INC·Filed 1996·Granted May 4, 1999·69 cites·6 claims
- 2183US10833480B2Diffusion blocking layer for a compound semiconductor structureSKORPIOS TECH INC·Filed 2019·Granted Nov 10, 2020·1 cites·20 claims
- 2282US12300964B2Wafer-level etched facet for perpendicular coupling of light from a semiconductor laser deviceSKORPIOS TECH INC·Filed 2024·Granted May 13, 2025·0 cites·20 claims
- 2379US10895686B2Integrated photonics mode expanderSKORPIOS TECH INC·Filed 2018·Granted Jan 19, 2021·2 cites·20 claims
- 2477US7218442B2Optical communications system with fiber break detection in the presence of Raman amplificationJDS UNIPHASE CORP·Filed 2005·Granted May 15, 2007·10 cites·10 claims
- 2577US4999694APhotodiodeAT & T BELL LAB·Filed 1989·Granted Mar 12, 1991·36 cites·2 claims
- 2675US10928588B2Transceiver module for optical communicationSKORPIOS TECH INC·Filed 2018·Granted Feb 23, 2021·2 cites·18 claims
- 2772US11557880B2Diffusion blocking layer for a compound semiconductor structureSKORPIOS TECH INC·Filed 2020·Granted Jan 17, 2023·0 cites·20 claims
- 2871US5345331ATechnique for reducing polarization dependent gain in an amplified optical transmission systemAT & T BELL LAB·Filed 1993·Granted Sep 6, 1994·45 cites·13 claims
- 2969US6008915AMethod of identifying faults in WDM optical networksLUCENT TECHNOLOGIES INC·Filed 1996·Granted Dec 28, 1999·34 cites·16 claims
- 3067US6456427B1Systems and methods for reducing a signal spectrum tiltSYCAMORE NETWORKS INC·Filed 2001·Granted Sep 24, 2002·12 cites·4 claims
- 3164US11079549B2Multistage spot size converter in silicon photonicsSKORPIOS TECH INC·Filed 2020·Granted Aug 3, 2021·0 cites·20 claims
- 3263US5181210AElectrically tunable fiber ring laserAT & T BELL LAB·Filed 1992·Granted Jan 19, 1993·19 cites·4 claims
- 3362US5223705AMeasurement of an optical amplifier parameter with polarizationAT & T BELL LAB·Filed 1992·Granted Jun 29, 1993·31 cites·18 claims
- 3458US6008932AErbium-doped fiber amplifier with automatic gain controlLUCENT TECHNOLOGIES INC·Filed 1997·Granted Dec 28, 1999·22 cites·24 claims
- 3558US2019170953A1Axial alignment of a lensed fiber in a grooved assemblySKORPIOS TECH INC·Filed 2018·Application pending·0 cites
- 3655US10107976B2Axial alignment of a lensed fiber in a grooved assemblySKORPIOS TECH INC·Filed 2016·Granted Oct 23, 2018·0 cites·20 claims
- 3750US9461770B2Method and system for floating grid transceiverSKORPIOS TECH INC·Filed 2014·Granted Oct 4, 2016·0 cites·19 claims
- 3850US6602002B1High capacity optical transmission arrangementLUCENT TECHNOLOGIES INC·Filed 1999·Granted Aug 5, 2003·18 cites·2 claims
- 3940US7173756B2Optical amplification system for variable span length WDM optical communication systemsJDS UNIPHASE CORP·Filed 2005·Granted Feb 6, 2007·0 cites·41 claims
- 4039US2006140626A1Optical Supervisory Channel for High Span Loss Optical Communication SystemsOPTOVIA CORP·Filed 2004·Application pending·0 cites
- 4137US6049416AErbium-doped fiber amplifiers with desired gain-bandwidth characteristicsLUCENT TECHNOLOGIES INC·Filed 1998·Granted Apr 11, 2000·7 cites·17 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →