Assignee
PHOTODIGM INC
US·27 granted patents·2 pending applications·265 citations·filing 2001–2019
Top patents by PatentIndex Score
29 records- 0194US6775427B2Laterally coupled wave guidesPHOTODIGM INC·Filed 2002·Granted Aug 10, 2004·57 cites·20 claims
- 0287US7612934B2Nonresonant multiple pass nonlinear structurePHOTODIGM INC·Filed 2007·Granted Nov 3, 2009·12 cites·19 claims
- 0384US6810067B2Single mode grating-outcoupled surface emitting laser with broadband and narrow-band DBR reflectorsPHOTODIGM INC·Filed 2002·Granted Oct 26, 2004·24 cites·8 claims
- 0483US6760359B2Grating-outcoupled surface-emitting lasers with flared gain regionsPHOTODIGM INC·Filed 2001·Granted Jul 6, 2004·19 cites·15 claims
- 0583US6600765B2High-power coherent arrays of vertical cavity surface-emitting semiconducting lasersPHOTODIGM INC·Filed 2001·Granted Jul 29, 2003·20 cites·21 claims
- 0678US8995481B2Light generating system and methodPHOTODIGM INC·Filed 2014·Granted Mar 31, 2015·3 cites·21 claims
- 0778US7113526B2Multi-wavelength grating-outcoupled surface emitting laser systemPHOTODIGM INC·Filed 2003·Granted Sep 26, 2006·14 cites·5 claims
- 0877US6647048B2Grating-outcoupled surface-emitting lasers using quantum wells with thickness and composition variationPHOTODIGM INC·Filed 2001·Granted Nov 11, 2003·13 cites·20 claims
- 0975US7065265B2Ferromagnetic-semiconductor composite isolator and methodPHOTODIGM INC·Filed 2003·Granted Jun 20, 2006·16 cites·39 claims
- 1074US6853666B2Integrated grating-outcoupled surface-emitting lasersPHOTODIGM INC·Filed 2002·Granted Feb 8, 2005·10 cites·8 claims
- 1173US6661825B2Integrated grating-outcoupled surface-emitting lasersPHOTODIGM INC·Filed 2001·Granted Dec 9, 2003·10 cites·14 claims
- 1271US7450624B2Grating—outcoupled surface-emitting lasersPHOTODIGM INC·Filed 2005·Granted Nov 11, 2008·3 cites·20 claims
- 1371US6636547B2Multiple grating-outcoupled surface-emitting lasersPHOTODIGM INC·Filed 2001·Granted Oct 21, 2003·10 cites·24 claims
- 1469US6970491B2Planar and wafer level packaging of semiconductor lasers and photo detectors for transmitter optical sub-assembliesPHOTODIGM INC·Filed 2002·Granted Nov 29, 2005·18 cites·19 claims
- 1568US7092598B2Chip-scale WDM system using grating-outcoupled surface-emitting lasersPHOTODIGM INC·Filed 2003·Granted Aug 15, 2006·8 cites·21 claims
- 1665US6714575B2Optical modulator systemPHOTODIGM INC·Filed 2002·Granted Mar 30, 2004·7 cites·20 claims
- 1763US6888874B2Single-wavelength, unequal-length-multi-cavity grating-outcoupled surface emitting laser with staggered tuned distributed Bragg reflectorsPHOTODIGM INC·Filed 2003·Granted May 3, 2005·8 cites·9 claims
- 1859US6963597B2Grating-outcoupled surface-emitting lasersPHOTODIGM INC·Filed 2001·Granted Nov 8, 2005·4 cites·28 claims
- 1957US7313158B2Integrated high speed modulator for grating-outcoupled surface emitting lasersPHOTODIGM INC·Filed 2005·Granted Dec 25, 2007·1 cites·16 claims
- 2055US6891983B2Wavelength filter and polarizerPHOTODIGM INC·Filed 2002·Granted May 10, 2005·4 cites·23 claims
- 2154US6760496B2Inline ferromagnetic-composite isolator and methodPHOTODIGM INC·Filed 2003·Granted Jul 6, 2004·4 cites·45 claims
- 2251US11280884B2LIDAR instrument and method for operating a LIDAR instrumentPHOTODIGM INC·Filed 2019·Granted Mar 22, 2022·0 cites·19 claims
- 2349US10084284B2Light emitting device with extended mode-hop-free spectral tuning ranges and method of manufacturePHOTODIGM INC·Filed 2017·Granted Sep 25, 2018·0 cites·20 claims
- 2443US9660417B2Light emitting device with extended mode-hop-free spectral tuning ranges and method of manufacturePHOTODIGM INC·Filed 2014·Granted May 23, 2017·0 cites·22 claims
- 2539US7313159B2Apparatus and method for providing a single-mode grating-outcoupled surface emitting laser with detuned second-order outcoupler gratingPHOTODIGM INC·Filed 2004·Granted Dec 25, 2007·0 cites·14 claims
- 2639US6999494B2Packaging and passive alignment of microlens and molded receptaclePHOTODIGM INC·Filed 2003·Granted Feb 14, 2006·0 cites·20 claims
- 2737US2004101020A1Packaging and passive alignment of light source to single mode fiber using microlens and precision ferrulePHOTODIGM INC·Filed 2002·Application pending·0 cites
- 2834US2005069013A1Method and apparatus for wavelength division multiplexingPHOTODIGM INC·Filed 2004·Application pending·0 cites
- 2928US6967054B2Coating thickness control using surface featuresPHOTODIGM INC·Filed 2003·Granted Nov 22, 2005·0 cites·5 claims
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