Inventor · disambiguated record
David J. Digiovanni
Also filed as: DIGIOVANNI DAVID · DIGIOVANNI DAVID J · DIGIOVANNI DAVID JOHN
96 granted patents·15 pending applications·4,319 citations·filing 1990–2023
99Inventor score
Files withLUCENT TECHNOLOGIES INC28OFS FITEL LLC28AT & T BELL LAB11FURUKAWA ELECTRIC NORTH AM INC10FITEL USA CORP9
Top patents by PatentIndex Score
111 records- 0199US5966491ACladding-pumped fiber structureLUCENT TECHNOLOGIES INC·Filed 1997·Granted Oct 12, 1999·148 cites·10 claims
- 0299US5864644ATapered fiber bundles for coupling light into and out of cladding-pumped fiber devicesLUCENT TECHNOLOGIES INC·Filed 1997·Granted Jan 26, 1999·343 cites·12 claims
- 0399US5802236AArticle comprising a micro-structured optical fiber, and method of making such fiberLUCENT TECHNOLOGIES INC·Filed 1997·Granted Sep 1, 1998·571 cites·20 claims
- 0499US5050949AMulti-stage optical fiber amplifierAT & T BELL LAB·Filed 1990·Granted Sep 24, 1991·206 cites·8 claims
- 0598US10401883B2Optical probe using multimode optical waveguide and proximal processingSWANSON ERIC·Filed 2018·Granted Sep 3, 2019·25 cites·50 claims
- 0697US7760978B2Optical fiber configuration for dissipating stray lightDFS Fitel LLC·Filed 2008·Granted Jul 20, 2010·231 cites·3 claims
- 0797US7171074B2Large mode area fibers using higher order modesFURAKAWA ELECTRIC NORTH AMERIC·Filed 2004·Granted Jan 30, 2007·52 cites·20 claims
- 0897US5907652AArticle comprising an air-clad optical fiberLUCENT TECHNOLOGIES INC·Filed 1998·Granted May 25, 1999·180 cites·11 claims
- 0996US5949941ACladding-pumped fiber structuresLUCENT TECHNOLOGIES INC·Filed 1997·Granted Sep 7, 1999·182 cites·22 claims
- 1096US5430572AHigh power, high gain, low noise, two-stage optical amplifierAT & T CORP·Filed 1993·Granted Jul 4, 1995·139 cites·26 claims
- 1196US5237576AArticle comprising an optical fiber laserAT & T BELL LAB·Filed 1992·Granted Aug 17, 1993·115 cites·11 claims
- 1296US5187759AHigh gain multi-mode optical amplifierAT & T BELL LAB·Filed 1991·Granted Feb 16, 1993·122 cites·11 claims
- 1396US5115338AMulti-stage optical amplifierAT & T BELL LAB·Filed 1991·Granted May 19, 1992·121 cites·2 claims
- 1495US11163324B2Optical probeOFS FITEL LLC·Filed 2020·Granted Nov 2, 2021·3 cites·20 claims
- 1595US9658393B2High-birefringence hollow-core fibers and techniques for making sameOFS FITEL LLC·Filed 2013·Granted May 23, 2017·11 cites·10 claims
- 1695US7437046B2Optical fiber configuration for dissipating stray lightFURUKAWA ELECTRIC NORTH AM INC·Filed 2007·Granted Oct 14, 2008·50 cites·10 claims
- 1795US5596668ASingle mode optical transmission fiber, and method of making the fiberLUCENT TECHNOLOGIES INC·Filed 1995·Granted Jan 21, 1997·67 cites·8 claims
- 1895US5123940ASol-gel doping of optical fiber preformAT & T BELL LAB·Filed 1991·Granted Jun 23, 1992·71 cites·22 claims
- 1994US8107784B2Reduced bend sensitivity and catastrophic bend loss in single mode optical fibers and method of making sameBOREL PETER INGO·Filed 2009·Granted Jan 31, 2012·27 cites·21 claims
- 2094US6735985B2Method of impressing a twist on a multimode fiber during drawingFURUKAWA ELECTRIC NORTH AM INC·Filed 2001·Granted May 18, 2004·50 cites·11 claims
- 2194US5058976ASystem comprising Er-doped optical fiberAT & T BELL LAB·Filed 1990·Granted Oct 22, 1991·67 cites·14 claims
- 2293US7483612B2Large mode area fibers using higher order modesFURUKAWA ELECTRIC NORTH AM INC·Filed 2007·Granted Jan 27, 2009·24 cites·15 claims
- 2393US6654522B2Process for fabricating tapered microstructured fiber system and resultant systemLUCENT TECHNOLOGIES INC·Filed 2002·Granted Nov 25, 2003·66 cites·26 claims
- 2492US5873923AMethod of making a cladding pumped fiber structureLUCENT TECHNOLOGIES INC·Filed 1997·Granted Feb 23, 1999·46 cites·10 claims
- 2591US11156768B2Cabling configurations for hollow core optical fibersOFS FITEL LLC·Filed 2020·Granted Oct 26, 2021·3 cites·20 claims
- 2691US7787733B2Optical fiber configuration for dissipating stray lightFURUKAWA ELECTRIC NORTH AM INC·Filed 2008·Granted Aug 31, 2010·21 cites·2 claims
- 2791US7043128B2Multimode optical fibers with increased bandwidthFURUKAWA ELECTRIC NORTH AM INC·Filed 2004·Granted May 9, 2006·56 cites·4 claims
- 2891US6970624B2Cladding pumped optical fiber gain devicesFURUKAWA ELECTRIC NORTH AM INC·Filed 2003·Granted Nov 29, 2005·37 cites·17 claims
- 2991US5659644AFiber light source with multimode fiber couplerLUCENT TECHNOLOGIES INC·Filed 1996·Granted Aug 19, 1997·103 cites·26 claims
- 3090US10809750B2Optical probeSWANSON ERIC·Filed 2019·Granted Oct 20, 2020·8 cites·20 claims
- 3190US8000570B2Sequentially increasing effective area in higher-order mode (HOM) Signal PropagationFURUKAWA ELECTRIC NORTH AM INC·Filed 2008·Granted Aug 16, 2011·8 cites·12 claims
- 3290US6542679B2Method of making an improved multimode optical fiber and fiber made by methodLUCENT TECHNOLOGIES INC·Filed 2001·Granted Apr 1, 2003·18 cites·2 claims
- 3389US5708669AArticle comprising a cladding-pumped optical fiber laserLUCENT TECHNOLOGIES INC·Filed 1996·Granted Jan 13, 1998·81 cites·13 claims
- 3489US5406404AMethod of mitigating gain peaking using a chain of fiber amplifiersAT & T CORP·Filed 1993·Granted Apr 11, 1995·64 cites·11 claims
- 3588US8520299B2Selectively pumping a gain-doped region of an optical fiberDIGIOVANNI DAVID J·Filed 2008·Granted Aug 27, 2013·7 cites·15 claims
- 3688US5935288AMethod for producing fused fiber bundlesLUCENT TECHNOLOGIES INC·Filed 1997·Granted Aug 10, 1999·58 cites·15 claims
- 3787US11203547B2Hollow core optical fiber with controlled diameter hollow regions and method of making the sameOFS FITEL LLC·Filed 2018·Granted Dec 21, 2021·2 cites·13 claims
- 3887US5703978ATemperature insensitive long-period fiber grating devicesLUCENT TECHNOLOGIES INC·Filed 1996·Granted Dec 30, 1997·83 cites·11 claims
- 3985US8351111B2Cascaded raman fiber laser system based on filter fiberOFS FITEL LLC·Filed 2010·Granted Jan 8, 2013·5 cites·22 claims
- 4085US5132976AElectrically tunable fiber ring laserAT & T BELL LAB·Filed 1991·Granted Jul 21, 1992·48 cites·18 claims
- 4184US9971087B2High-birefringence hollow-core fibers and techniques for making sameOFS FITEL LLC·Filed 2017·Granted May 15, 2018·1 cites·16 claims
- 4284US8412015B2Segmented gain-doping of an optical fiberDIGIOVANNI DAVID J·Filed 2008·Granted Apr 2, 2013·7 cites·15 claims
- 4384US7272288B2Large mode area fibers using higher order modesFURUKAWA ELECTRIC NORTH AM INC·Filed 2006·Granted Sep 18, 2007·5 cites·20 claims
- 4483US6504973B1Raman amplified dispersion compensating modulesFITEL USA CORP·Filed 2002·Granted Jan 7, 2003·28 cites·13 claims
- 4583US5259046AArticle comprising an optical waveguide containing a fluorescent dopantAT & T BELL LAB·Filed 1992·Granted Nov 2, 1993·45 cites·10 claims
- 4682US7013678B2Method of fabricating graded-index optical fiber lensesFITEL USA CORP·Filed 2002·Granted Mar 21, 2006·11 cites·15 claims
- 4782US6658183B1Process for fabricating tapered microstructured fiber system and resultant systemLUCENT TECHNOLOGIES INC·Filed 2000·Granted Dec 2, 2003·23 cites·20 claims
- 4882US6513994B1Testing optical fiber splicesFITEL USA CORP·Filed 2000·Granted Feb 4, 2003·32 cites·7 claims
- 4981US9322988B2Barbell optical fiber and method of making the sameOFS FITEL LLC·Filed 2013·Granted Apr 26, 2016·4 cites·67 claims
- 5081US5937134ACladding pumped fiber lasersLUCENT TECHNOLOGIES INC·Filed 1997·Granted Aug 10, 1999·48 cites·8 claims
Showing the top 50 of 111 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →