Inventor · disambiguated record
Yongdan Hu
Also filed as: HU YONGDAN
23 granted patents·12 pending applications·469 citations·filing 2002–2023
96Inventor score
Top patents by PatentIndex Score
35 records- 0198US9366872B2Apparatus and method for fiber-laser output-beam shaping for spectral beam combinationLOCKHEED CORP·Filed 2014·Granted Jun 14, 2016·43 cites·22 claims
- 0297US7054339B1Fiber-laser-based Terahertz sources through difference frequency generation (DFG) by nonlinear optical (NLO) crystalsNP PHOTONICS INC·Filed 2004·Granted May 30, 2006·76 cites·17 claims
- 0395US8503840B2Optical-fiber array method and apparatusHU YONGDAN·Filed 2010·Granted Aug 6, 2013·18 cites·20 claims
- 0494US8956396B1Eye-tracking visual prosthetic and methodFRIEND MICHAEL E·Filed 2012·Granted Feb 17, 2015·131 cites·25 claims
- 0593US9057927B2High-power multi-function millimeter-wave signal generation using OPO and DFGLOCKHEED CORP·Filed 2013·Granted Jun 16, 2015·11 cites·20 claims
- 0693US8873908B2Optical-fiber array and methodLOCKHEED CORP·Filed 2013·Granted Oct 28, 2014·10 cites·21 claims
- 0793US8355608B2Method and apparatus for in-line fiber-cladding-light dissipationLOCKHEED CORP·Filed 2010·Granted Jan 15, 2013·17 cites·25 claims
- 0892US8493651B1Apparatus for optical fiber management and coolingHU YONGDAN·Filed 2010·Granted Jul 23, 2013·29 cites·20 claims
- 0991US7830608B2Multiple emitter coupling devices and methods with beam transform systemOCLARO PHOTONICS INC·Filed 2007·Granted Nov 9, 2010·33 cites·1 claims
- 1087US7680170B2Coupling devices and methods for stacked laser emitter arraysOCLARO PHOTONICS INC·Filed 2007·Granted Mar 16, 2010·21 cites·46 claims
- 1186US9927621B2Method and apparatus for fiber-laser output-beam shaping for beam combinationLOCKHEED CORP·Filed 2016·Granted Mar 27, 2018·4 cites·20 claims
- 1285US9588398B2Gigahertz to terahertz frequency signal generation using OPO and DFGLOCKHEED CORP·Filed 2015·Granted Mar 7, 2017·2 cites·19 claims
- 1384US7130319B1All-fiber Q-switched laserNP PHOTONICS INC·Filed 2003·Granted Oct 31, 2006·21 cites·21 claims
- 1483US8945197B1Sight-restoring visual prosthetic and method using infrared nerve-stimulation lightFRIEND MICHAEL E·Filed 2012·Granted Feb 3, 2015·25 cites·24 claims
- 1582US8693824B2Apparatus and method for in-line fiber-cladding-light dissipationLOCKHEED CORP·Filed 2013·Granted Apr 8, 2014·5 cites·20 claims
- 1677US10935611B2Magnetometer apparatusLOCKHEED CORP·Filed 2018·Granted Mar 2, 2021·1 cites·28 claims
- 1776US8709078B1Ocular implant with substantially constant retinal spacing for transmission of nerve-stimulation lightFRIEND MICHAEL E·Filed 2011·Granted Apr 29, 2014·10 cites·25 claims
- 1871US7866897B2Apparatus and method of coupling a fiber optic device to a laserOCLARO PHOTONICS INC·Filed 2007·Granted Jan 11, 2011·6 cites·22 claims
- 1969US11860395B2Self-lit display panelMETA PLATFORMS TECH LLC·Filed 2023·Granted Jan 2, 2024·0 cites·9 claims
- 2064US11726252B2Self-lit display panelMETA PLATFORMS TECH LLC·Filed 2022·Granted Aug 15, 2023·0 cites·16 claims
- 2164US10001695B2System for gigahertz to terahertz frequency signal generation using OPO and DFGLOCKHEED CORP·Filed 2017·Granted Jun 19, 2018·0 cites·20 claims
- 2262US6940877B2High-power narrow-linewidth single-frequency laserNP PHOTONICS INC·Filed 2003·Granted Sep 6, 2005·6 cites·24 claims
- 2361US2018252984A1Method for gigahertz to terahertz frequency signal generation using opo and dfgLOCKHEED CORP·Filed 2018·Application pending·0 cites
- 2455US2024081122A1Display system including pixelated color conversion moduleMETA PLATFORMS TECH LLC·Filed 2023·Application pending·0 cites
- 2552US2023029109A1Techniques for multi-layer liquid crystal active light modulationMETA PLATFORMS TECH LLC·Filed 2021·Application pending·0 cites
- 2647US8584666B2Prism shields for a parabolic trough solar collectorHU YONGDAN·Filed 2011·Granted Nov 19, 2013·0 cites·14 claims
- 2747US2014236270A1Method and ocular implant for transmission of nerve-stimulation lightLOCKHEED CORP·Filed 2014·Application pending·0 cites
- 2844US2019018077A1Magneto-optical defect center sensor with vibration insensitive precision adjustabilityLOCKHEED CORP·Filed 2018·Application pending·0 cites
- 2944US2019219645A1Compact magnetometer apparatusLOCKHEED CORP·Filed 2019·Application pending·0 cites
- 3043US2019018088A1Magneto-optical defect center sensor including light pipe with focusing lensLOCKHEED CORP·Filed 2018·Application pending·0 cites
- 3143US2019018087A1Magnetometer with tubular light pipeLOCKHEED CORP·Filed 2018·Application pending·0 cites
- 3243US2007268572A1Multiple emitter coupling devices and methods with beam transform systemNEWPORT CORP·Filed 2007·Application pending·0 cites
- 3341US2007291373A1Coupling devices and methods for laser emittersNEWPORT CORP·Filed 2007·Application pending·0 cites
- 3440US2019018085A1Magnetometer with thermal electric cooling of the excitation light sourceLOCKHEED CORP·Filed 2018·Application pending·0 cites
- 3535US2004109225A1Multi-mode pumped ase source using phosphate and tellurite glassesNP PHOTONICS INC·Filed 2002·Application pending·0 cites
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