Inventor · disambiguated record
Joon Tae Ahn
Also filed as: AHN JOON T · AHN JOON TAE
42 granted patents·17 pending applications·403 citations·filing 1996–2024
98Inventor score
Files withKOREA ELECTRONICS TELECOMM38ELECTRONICS & TELECOMMUNICATIONS RES INST8SEO HONG-SEOK4AHN JOON T1AHN JOON TAE1
Top patents by PatentIndex Score
59 records- 0195US7957432B2Light coupler and fiber laser system including the sameKOREA ELECTRONICS TELECOMM·Filed 2009·Granted Jun 7, 2011·25 cites·16 claims
- 0293US8837885B2Optic coupler, optical fiber laser device, and active optical module using the sameSEO HONG SEOK·Filed 2012·Granted Sep 16, 2014·24 cites·21 claims
- 0393US6769274B2Method of manufacturing a planar waveguide using ion exchange methodKOREA ELECTRONICS TELECOMM·Filed 2001·Granted Aug 3, 2004·62 cites·10 claims
- 0491US9605347B2Method of forming a film having a surface structure of random wrinklesELECTRONICS & TELECOMMUNICATIONS RES INST·Filed 2016·Granted Mar 28, 2017·3 cites·14 claims
- 0587US8611003B2Double clad fiber laser deviceAHN JOON TAE·Filed 2010·Granted Dec 17, 2013·12 cites·19 claims
- 0680US7738165B2Amplified spontaneous emission reflector-based gain-clamped fiber amplifierKOREA ELECTRONICS TELECOMM·Filed 2009·Granted Jun 15, 2010·5 cites·12 claims
- 0779US8828760B2Method of fabricating organic light emitting deviceKOREA ELECTRONICS TELECOMM·Filed 2013·Granted Sep 9, 2014·4 cites·9 claims
- 0878US10763969B2Waveform generatorELECTRONICS & TELECOMMUNICATIONS RES INST·Filed 2019·Granted Sep 1, 2020·3 cites·15 claims
- 0978US10454523B1Radio frequency signal generation device, and transmitter and receiver including the sameELECTRONICS & TELECOMMUNICATIONS RES INST·Filed 2018·Granted Oct 22, 2019·3 cites·14 claims
- 1078US6560251B1Mode-locked laser stabilizing apparatus and method thereofKOREA ELECTRONICS TELECOMM·Filed 2000·Granted May 6, 2003·15 cites·6 claims
- 1177US7142740B2Planar lightwave circuit type optical transceiver moduleKOREA ELECTRONICS TELECOMM·Filed 2005·Granted Nov 28, 2006·8 cites·13 claims
- 1277US7133195B2Gain-clamped fiber amplifierKOREA ELECTRONICS TELECOMM·Filed 2005·Granted Nov 7, 2006·5 cites·10 claims
- 1376US7616668B2Fiber laser system using fiber having dysprosiumKOREA ELECTRONICS TELECOMM·Filed 2008·Granted Nov 10, 2009·4 cites·22 claims
- 1475US8768117B2Optical fiber coupler, method of manufacturing the optical fiber coupler, and active optical moduleSEO HONG-SEOK·Filed 2011·Granted Jul 1, 2014·3 cites·11 claims
- 1575US7511881B2Amplified spontaneous emission reflector-based gain-clamped fiber amplifierKOREA ELECTRONICS TELECOMM·Filed 2005·Granted Mar 31, 2009·4 cites·9 claims
- 1673US8901548B2Dual-mode pixel including emissive and reflective devices and dual-mode display with the sameKOREA ELECTRONICS TELECOMM·Filed 2013·Granted Dec 2, 2014·2 cites·16 claims
- 1771US9530963B2Methods of manufacturing organic light-emitting deviceELECTRONICS & TELECOMMUNICATIONS RES INST·Filed 2014·Granted Dec 27, 2016·2 cites·20 claims
- 1871US7551348B2Tellurite glass composite, optical waveguide and optical amplifier using the sameKOREA ELECTRONICS TELECOMM·Filed 2005·Granted Jun 23, 2009·3 cites·18 claims
- 1970US5898716AStructure of a passively mode-locked optical fiber laserKOREA ELECTRONICS TELECOMM·Filed 1997·Granted Apr 27, 1999·40 cites·3 claims
- 2069US6160627AOptical fiber Mach-Zehnder interferometer filterKOREA ELECTRONICS TELECOMM·Filed 1999·Granted Dec 12, 2000·33 cites·4 claims
- 2168US6950579B2Polarization-independent optical polymeric intensity modulatorKOREA ELECTRONICS TELECOMM·Filed 2002·Granted Sep 27, 2005·11 cites·6 claims
- 2265US8860050B2Hybrid light emitting device having a capping layerKOREA ELECTRONICS TELECOMM·Filed 2013·Granted Oct 14, 2014·1 cites·15 claims
- 2365US7440165B2Optical fiberKOREA ELECTRONICS TELECOMM·Filed 2005·Granted Oct 21, 2008·3 cites·17 claims
- 2463US6097861AMulti-wavelength channel transmission filterKOREA ELECTRONICS TELECOMM·Filed 1998·Granted Aug 1, 2000·24 cites·7 claims
- 2563US2024337897A1Optical pulse adjusting device, method of operation thereof, and supercontinuum generating device including thereofELECTRONICS & TELECOMMUNICATIONS RES INST·Filed 2024·Application pending·0 cites
- 2661US9209232B2Dual-mode pixels including emissive and reflective devices, and dual-mode display using the pixelsKOREA ELECTRONICS TELECOMM·Filed 2014·Granted Dec 8, 2015·0 cites·8 claims
- 2760US9406726B2Dual-mode pixels including emissive and reflective devices, and dual-mode display using the pixelsELECTRONICS & TELECOMMUNICATIONS RES INST·Filed 2015·Granted Aug 2, 2016·0 cites·4 claims
- 2860US9406727B2Dual-mode pixels including emissive and reflective devices, and dual-mode display using the pixelsELECTRONICS & TELECOMMUNICATIONS RES INST·Filed 2015·Granted Aug 2, 2016·0 cites·5 claims
- 2958US6990283B2Polymeric optical device having low polarization dependence and method of fabricating the sameELECTRONICS AND TELECOMMNICATI·Filed 2004·Granted Jan 24, 2006·7 cites·15 claims
- 3058US5822355ADual cavity laserKOREA ELECTRONICS TELECOMM·Filed 1996·Granted Oct 13, 1998·23 cites·19 claims
- 3156US6101027AAll-optical wavelength converter using a semiconductor optical amplifier and a polarization interferometerKOREA ELECTRONICS TELECOMM·Filed 1998·Granted Aug 8, 2000·22 cites·2 claims
- 3255US7092602B2Method of fabricating polymer waveguides for passive alignment to optical fibers in an optical moduleKOREA ELECTRONICS TELECOMM·Filed 2004·Granted Aug 15, 2006·4 cites·20 claims
- 3355US6785449B2Multimode interference coupler, multi-layer optical planar waveguide using the same and method of manufacturing the sameKOREA ELECTRONICS TELECOMM·Filed 2002·Granted Aug 31, 2004·4 cites·22 claims
- 3453US7646951B2Apparatus for manufacturing optical fiber Bragg grating, optical fiber, and mid-infrared optical fiber laserKOREA ELECTRONICS TELECOMM·Filed 2007·Granted Jan 12, 2010·0 cites·6 claims
- 3553US2024200927A1Optical self-heterodyne detection system including optical frequency comb light sourceELECTRONICS & TELECOMMUNICATIONS RES INST·Filed 2023·Application pending·0 cites
- 3652US6845185B2High-speed wavelength channel selector and high-speed photonic integrated circuit-type space and wavelength multiplexed channel selector employing the sameKOREA ELECTRONICS TELECOMM·Filed 2002·Granted Jan 18, 2005·3 cites·22 claims
- 3750US2015068252A1Optical fiber drawing apparatus having simple structure and optical fiber drawing method using the sameKOREA ELECTRONICS TELECOMM·Filed 2014·Application pending·0 cites
- 3850US2014029267A1Chemical compound being used for forming a random wrinkle structure, composition containing the compound, film having the structure, method of forming the film, and oled comprising the filmKOREA ELECTRONICS TELECOMM·Filed 2013·Application pending·0 cites
- 3949US8077382B2Gain-clamped optical amplifying apparatus using fiber Raman amplifier having Raman cavitySEO HONG-SEOK·Filed 2008·Granted Dec 13, 2011·0 cites·14 claims
- 4046US2009285246A1Multi-resonant optical fiber laser systemKOREA ELECTRONICS TELECOMM·Filed 2008·Application pending·0 cites
- 4145US2014027727A1Organic light emitting devices and methods of fabricating the sameKOREA ELECTRONICS TELECOMM·Filed 2013·Application pending·0 cites
- 4244US2008267227A1Gain-clamped optical amplifier using double-clad fiberELECTRONICS AND TELECOMM RESER·Filed 2007·Application pending·0 cites
- 4342US6266458B1Tunable optical filtering system using fiber-optic polarimetric interferometerKOREA ELECTRONICS TELECOMM·Filed 1999·Granted Jul 24, 2001·9 cites·3 claims
- 4441US2007133625A1All-fiber laser device for mid-infrared wavelength bandAHN JOON T·Filed 2006·Application pending·0 cites
- 4541US2007133626A1Mid-infrared raman fiber laser systemKOREA ELECTRONICS TELECOMM·Filed 2006·Application pending·0 cites
- 4640US7099072B2Direct optical modulation type wavelength converterKOREA ELECTRONICS TELECOMM·Filed 2002·Granted Aug 29, 2006·0 cites·16 claims
- 4740US6055345AMulti-wavelength channel transmission-type optical filterKOREA ELECTRONICS TELECOMM·Filed 1998·Granted Apr 25, 2000·8 cites·3 claims
- 4840US5790579ASemiconductor laser device for pulse laser oscillationKOREA ELECTRONICS TELECOMM·Filed 1996·Granted Aug 4, 1998·9 cites·6 claims
- 4940US2004246567A1Gain-clamped optical amplifierFiled 2003·Application pending·0 cites
- 5040US2004223677A1Polymer optical waveguide device using electrooptic effectFiled 2003·Application pending·0 cites
Showing the top 50 of 59 patent records by PatentIndex Score.
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