Assignee
JDS FITEL INC
CA·80 granted patents·4,697 citations·filing 1991–2001
Top patents by PatentIndex Score
80 records- 0197US6167185AAdjustable optical attenuatorJDS FITEL INC·Filed 1998·Granted Dec 26, 2000·1k cites·20 claims
- 0297US5798859AMethod and device for wavelength lockingJDS FITEL INC·Filed 1996·Granted Aug 25, 1998·236 cites·8 claims
- 0396US6519065B1Chromatic dispersion compensation deviceJDS FITEL INC·Filed 1999·Granted Feb 11, 2003·224 cites·18 claims
- 0495US5706375AVariable-attenuation tunable optical routerJDS FITEL INC·Filed 1996·Granted Jan 6, 1998·139 cites·18 claims
- 0594US5471340AReflective optical non-reciprocal devicesJDS FITEL INC·Filed 1994·Granted Nov 28, 1995·122 cites·15 claims
- 0693US5745626AMethod for and encapsulation of an optical fiberJDS FITEL INC·Filed 1996·Granted Apr 28, 1998·123 cites·14 claims
- 0793US5608825AMulti-wavelength filtering device using optical fiber Bragg gratingJDS FITEL INC·Filed 1996·Granted Mar 4, 1997·116 cites·11 claims
- 0892US5790314AGrin lensed optical deviceJDS FITEL INC·Filed 1997·Granted Aug 4, 1998·118 cites·19 claims
- 0987US6154586AOptical switch mechanismJDS FITEL INC·Filed 1998·Granted Nov 28, 2000·106 cites·22 claims
- 1087US5283845AMulti-port tunable fiber-optic filterJDS FITEL INC·Filed 1992·Granted Feb 1, 1994·76 cites·13 claims
- 1186US5745634AVoltage controlled attenuatorJDS FITEL INC·Filed 1996·Granted Apr 28, 1998·107 cites·25 claims
- 1286US5574596AOptical circulatorJDS FITEL INC·Filed 1995·Granted Nov 12, 1996·76 cites·12 claims
- 1385US5926317AMultilayer thin film dielectric bandpass filterJDS FITEL INC·Filed 1996·Granted Jul 20, 1999·75 cites·13 claims
- 1484US6393180B1Providing a refractive index change in an ion diffused materialJDS FITEL INC·Filed 1998·Granted May 21, 2002·59 cites·11 claims
- 1584US5768005AMulti-stage optical isolatorJDS FITEL INC·Filed 1995·Granted Jun 16, 1998·66 cites·9 claims
- 1684US5629995AWavelength filter arrangements for use in fiber opticsJDS FITEL INC·Filed 1996·Granted May 13, 1997·69 cites·6 claims
- 1782US5481402ATunable optical filterJDS FITEL INC·Filed 1994·Granted Jan 2, 1996·59 cites·3 claims
- 1881US6607313B1Micro-optic delay element for use in a polarization multiplexed systemJDS FITEL INC·Filed 1999·Granted Aug 19, 2003·58 cites·21 claims
- 1981US5808763AOptical demultiplexorJDS FITEL INC·Filed 1995·Granted Sep 15, 1998·63 cites·19 claims
- 2081US5799121AMulti-port optical deviceJDS FITEL INC·Filed 1997·Granted Aug 25, 1998·56 cites·18 claims
- 2180US6421478B1Tapered MMI couplerJDS FITEL INC·Filed 1999·Granted Jul 16, 2002·53 cites·22 claims
- 2280US6262822B1Circuit for monitoring optical signalsJDS FITEL INC·Filed 1998·Granted Jul 17, 2001·70 cites·16 claims
- 2379US5699468ABragg grating variable optical attenuatorJDS FITEL INC·Filed 1996·Granted Dec 16, 1997·52 cites·18 claims
- 2479US5612824ANarrow band filter and method of making sameJDS FITEL INC·Filed 1995·Granted Mar 18, 1997·57 cites·4 claims
- 2579US5594820AOpto-mechanical device having optical element movable by twin flexuresJDS FITEL INC·Filed 1995·Granted Jan 14, 1997·60 cites·15 claims
- 2679US5557468AChromatic dispersion compensation deviceJDS FITEL INC·Filed 1995·Granted Sep 17, 1996·59 cites·20 claims
- 2778US5757993AMethod and optical system for passing light between an optical fiber and grin lensJDS FITEL INC·Filed 1996·Granted May 26, 1998·48 cites·8 claims
- 2877US5539577AMeans to lessen unwanted reflections in an optical deviceJDS FITEL INC·Filed 1995·Granted Jul 23, 1996·52 cites·8 claims
- 2975US6608948B2Periodic arrayed waveguide grating multiplexer/demultiplexerJDS FITEL INC·Filed 2001·Granted Aug 19, 2003·13 cites·12 claims
- 3075US5778119AIn-line grating device for forward coupling lightJDS FITEL INC·Filed 1996·Granted Jul 7, 1998·45 cites·10 claims
- 3174US5841918AWavelength and bandwidth tunable optical systemJDS FITEL INC·Filed 1996·Granted Nov 24, 1998·41 cites·22 claims
- 3274US5719989AMultilayer thin film bandpass filterJDS FITEL INC·Filed 1995·Granted Feb 17, 1998·46 cites·4 claims
- 3374US5615289ABandpass optical filterJDS FITEL INC·Filed 1995·Granted Mar 25, 1997·43 cites·9 claims
- 3474US5588078ANon-reciprocal optical waveguide coupling deviceJDS FITEL INC·Filed 1995·Granted Dec 24, 1996·49 cites·18 claims
- 3574US5172271AGraded index lens structure suitable for optical fiber terminationJDS FITEL INC·Filed 1991·Granted Dec 15, 1992·39 cites·8 claims
- 3673US5594825AOptical connector coupling for reducing unwanted effects associated with high power densityJDS FITEL INC·Filed 1995·Granted Jan 14, 1997·48 cites·10 claims
- 3772US5666225AMulti-pass etalon filterJDS FITEL INC·Filed 1996·Granted Sep 9, 1997·38 cites·11 claims
- 3871US6222958B1Optical interleaver/de-interleaverJDS FITEL INC·Filed 1999·Granted Apr 24, 2001·36 cites·21 claims
- 3971US5239599AMoving fiber optical fiber switchJDS FITEL INC·Filed 1992·Granted Aug 24, 1993·36 cites·19 claims
- 4069US6292597B1N×N non-blocking optical switchJDS FITEL INC·Filed 1999·Granted Sep 18, 2001·41 cites·24 claims
- 4169US5748363AWavelength dependent crossover system for bi-directional transmissionJDS FITEL INC·Filed 1995·Granted May 5, 1998·36 cites·12 claims
- 4268US6768874B1Chromatic dispersion compensation deviceJDS FITEL INC·Filed 2000·Granted Jul 27, 2004·9 cites·11 claims
- 4368US6438291B1Coupling of light into a monolithic waveguide deviceJDS FITEL INC·Filed 1998·Granted Aug 20, 2002·33 cites·10 claims
- 4468US5754718AHybrid optical filtering circuitJDS FITEL INC·Filed 1996·Granted May 19, 1998·30 cites·15 claims
- 4566US6529328B1Optical filterJDS FITEL INC·Filed 1999·Granted Mar 4, 2003·28 cites·15 claims
- 4664US6201907B1Optical drop circuit having group delay compensationJDS FITEL INC·Filed 1999·Granted Mar 13, 2001·28 cites·21 claims
- 4764US6134357AOptical switching systemJDS FITEL INC·Filed 1998·Granted Oct 17, 2000·24 cites·8 claims
- 4864US5881191AOptical fiber adapter mounting systemJDS FITEL INC·Filed 1997·Granted Mar 9, 1999·27 cites·12 claims
- 4964US5657155AOptical tap coupler deviceJDS FITEL INC·Filed 1996·Granted Aug 12, 1997·26 cites·7 claims
- 5063US5717801ADevice for connecting optical fiber ends held by different types of connector plugsJDS FITEL INC·Filed 1996·Granted Feb 10, 1998·29 cites·8 claims
Showing the top 50 of 80 patent records by PatentIndex Score.
Join the waitlist — get patent alerts
Get an alert when JDS FITEL INC files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →