ENABLENCE INC.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
G02B OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS 13192
 
  
 
G02F DEVICES OR ARRANGEMENTS, THE OPTICAL OPERATION OF WHICH IS MODIFIED BY CHANGING THE OPTICAL PROPERTIES OF THE MEDIUM OF THE DEVICES OR ARRANGEMENTS FOR THE CONTROL OF THE INTENSITY, COLOUR, PHASE, POLARISATION OR DIRECTION OF LIGHT, e.g. SWITCHING, GATING, MODULATING OR DEMODULATING; TECHNIQUES OR PROCEDURES FOR THE OPERATION THEREOF; FREQUENCY-CHANGING; NON-LINEAR OPTICS; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS 2131
 
  
 
H04B TRANSMISSION 2208

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
7447439 Optical duplexer and optical triplexerMay 07, 04Nov 04, 08[H04B]
7376305 Echelle gratings with low Polarization Dependent Loss (PDL) using metal coating on the reflecting facets onlyNov 26, 02May 20, 08[G02B]
7305185 Device for integrating demultiplexing and optical channel monitoringJun 10, 03Dec 04, 07[H04B]
7272276 Optical performance monitorNov 08, 01Sep 18, 07[G02B]
7209612 Two-stage optical bi-directional transceiverJun 01, 05Apr 24, 07[G02B]
7095938 Vertical integration of active devices within passive semiconductor waveguidesFeb 18, 02Aug 22, 06[G02B]
7035508 Waveguide structure having improved reflective mirror featuresApr 18, 03Apr 25, 06[G02B]
6766077 Planar waveguide echelle grating device with astigmatic grating facetsNov 13, 01Jul 20, 04[G02B]
6643421 Wavelength-slicing architecture for wavelength demultiplexing using micro-ring resonatorsSep 21, 00Nov 04, 03[G02B]
6636668 Localized thermal tuning of ring resonatorsNov 22, 00Oct 21, 03[G02B]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
7720335 Hybrid planar lightwave circuit with reflective gratingsExpiredOct 01, 07May 18, 10[G02B]
2009/0310,912 INTEGRATED WAVELENGTH LOCKER AND MULTIPLEXERAbandonedJun 17, 09Dec 17, 09[G02B]
7609931 Planar waveguide structure with tightly curved waveguidesExpiredJun 23, 06Oct 27, 09[G02B]
7561764 Integrated reflector for planar lightwave circuitsExpiredFeb 06, 08Jul 14, 09[G02B]
7474824 Planar lightwave filter with mixed diffraction elementsExpiredMar 23, 07Jan 06, 09[G02B]
7215686 Waveguide structure having improved reflective mirror featuresExpiredApr 24, 06May 08, 07[H01S]
7151635 Planar waveguide reflective diffraction gratingExpiredOct 25, 04Dec 19, 06[G02B]
7149387 Double diffraction grating with flat passband outputExpiredJun 01, 05Dec 12, 06[G02B]
7068885 Double diffraction grating planar lightwave circuitExpiredAug 24, 04Jun 27, 06[G02B]
7019893 Optical dynamic gain amplifierExpiredFeb 12, 02Mar 28, 06[H04B]
7020371 Planar waveguide structure with polarization compensationExpiredMay 24, 04Mar 28, 06[G02B]
6959129 Bidirectional multiplexer and demultiplexer based on a single echelle waveguide gratingExpiredMar 06, 01Oct 25, 05[G02B]
6934427 High density integrated optical chip with low index difference waveguide functionsExpiredMar 12, 02Aug 23, 05[G02B]
6925238 Method and apparatus for on-wafer testing of an individual optical chipExpiredDec 06, 02Aug 02, 05[G02B]
6915029 High density integrated optical chip with low index difference and high index difference waveguide functionsExpiredMar 07, 03Jul 05, 05[G02B]
6909830 Method and apparatus for on-wafer testing of an individual optical chipExpiredNov 15, 02Jun 21, 05[G02B]
6904203 Passband flattened demultiplexer employing segmented reflectors and other devices derived therefromExpiredMay 23, 03Jun 07, 05[G02B]
6904205 Resolution enhanced optical spectrometer having a fixed number of photodetector elementsExpiredJun 07, 04Jun 07, 05[G02B]
6853792 Planar waveguide structure with segmented trenches and closely spaced, optically isolated waveguidesExpiredMay 16, 03Feb 08, 05[G02B]
2004/0201,100 Integrated optical receiverAbandonedApr 14, 03Oct 14, 04[H01L]

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