Patent | Date |
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Antenna Structure App 20220158355 - KIM; Dong-Young ;   et al. | 2022-05-19 |
Terahertz Light Source Device App 20220140170 - MOON; Kiwon ;   et al. | 2022-05-05 |
Polygon mirror assembly and scan device Grant 11,269,178 - Lee , et al. March 8, 2 | 2022-03-08 |
Schottky barrier diode and method for manufacturing the same Grant 11,201,250 - Park , et al. December 14, 2 | 2021-12-14 |
Waveguide for changing frequency range by using sectional variable of waveguide and frequency range changing method Grant 11,121,442 - Choi , et al. September 14, 2 | 2021-09-14 |
Terahertz Wave Generating Apparatus Using Dual Mode Laser App 20210281045 - Kim; Hyun Soo ;   et al. | 2021-09-09 |
Apparatus For Detecting Slurry Spread Volume Using Terahertz Wave, Spread System And Detecting Method Using The Same App 20210172872 - SEONG; Ha Seung ;   et al. | 2021-06-10 |
Schottky Barrier Diode And Method For Manufacturing The Same App 20200335639 - PARK; Dong Woo ;   et al. | 2020-10-22 |
Waveguide For Changing Frequency Range By Using Sectional Variable Of Waveguide And Frequency Range Changing Method App 20200313264 - CHOI; DAHYE ;   et al. | 2020-10-01 |
Apparatus for acquiring image using terahertz wave Grant 10,732,045 - Han , et al. | 2020-08-04 |
Polygon Mirror Assembly And Scan Device App 20200150420 - LEE; Eui Su ;   et al. | 2020-05-14 |
Apparatus For Acquiring Image Using Terahertz Wave App 20190285475 - HAN; Sang-Pil ;   et al. | 2019-09-19 |
Terahertz Reflection Imaging System Using Rotating Polyhedral Mirror And Telecentric F-theta Lens App 20190120756 - MOON; Kiwon ;   et al. | 2019-04-25 |
Coil device and apparatus including the same Grant 10,218,219 - Kim , et al. Feb | 2019-02-26 |
Apparatus for generating terahertz wave and method for controlling terahertz wavefront using the same Grant 10,147,832 - Moon , et al. De | 2018-12-04 |
Apparatus and method for providing terahertz waves Grant 10,082,627 - Park , et al. September 25, 2 | 2018-09-25 |
Apparatus And Method For Providing Terahertz Waves App 20180136397 - PARK; Kyung Hyun ;   et al. | 2018-05-17 |
Schottky diode having a varied width structure Grant 9,941,418 - Park , et al. April 10, 2 | 2018-04-10 |
Large caliber array type terahertz wave generating device having photonic crystal structure Grant 9,761,750 - Moon , et al. September 12, 2 | 2017-09-12 |
Appratus For Generating Terahertz Wave And Method For Controlling Terahertz Wavefront Using The Same App 20170256665 - Moon; Ki Won ;   et al. | 2017-09-07 |
Schottky Diode And Manufacturing Method Of The Same App 20170256656 - PARK; Jeong Woo ;   et al. | 2017-09-07 |
Photo diode Grant 9,715,069 - Lee , et al. July 25, 2 | 2017-07-25 |
Photo mixer and method for manufacturing same Grant 9,618,823 - Park , et al. April 11, 2 | 2017-04-11 |
Interconnection apparatus and method using terahertz waves Grant 9,553,678 - Park , et al. January 24, 2 | 2017-01-24 |
Coil Device And Apparatus Including The Same App 20170004921 - KIM; Chul Kyu ;   et al. | 2017-01-05 |
Photo Diode App 20160320573 - LEE; Eui Su ;   et al. | 2016-11-03 |
Beating signal monitoring module, terahertz wave generation device and optical signal monitoring device including the beating signal monitoring module Grant 9,410,851 - Kim , et al. August 9, 2 | 2016-08-09 |
Large Caliber Array Type Terahertz Wave Generating Device Having Photonic Crystal Structure App 20160170288 - MOON; Ki Won ;   et al. | 2016-06-16 |
Skin care massager Grant D759,261 - Son , et al. June 14, 2 | 2016-06-14 |
Terahertz continuous wave emitting device Grant 9,354,484 - Kim , et al. May 31, 2 | 2016-05-31 |
Lower track of crawler excavator Grant 9,260,144 - Park February 16, 2 | 2016-02-16 |
Method of manufacturing frequency tunable terahertz transceiver Grant 9,236,711 - Park January 12, 2 | 2016-01-12 |
Apparatus and method for contactless thickness measurement Grant 9,228,826 - Ryu , et al. January 5, 2 | 2016-01-05 |
Electric Blower App 20150337856 - HWANG; Se Yeun ;   et al. | 2015-11-26 |
Photo Mixer And Method For Manufacturing Same App 20150277208 - Park; Kyung-Hyun ;   et al. | 2015-10-01 |
Wide area array type photonic crystal photomixer for generating and detecting broadband terahertz wave Grant 9,136,421 - Moon , et al. September 15, 2 | 2015-09-15 |
Apparatus for generating/detecting terahertz wave using graphene and manufacturing method of the same Grant 9,130,082 - Park , et al. September 8, 2 | 2015-09-08 |
Rectifier And Terahertz Detector Using The Same App 20150179842 - PARK; Jeong Woo ;   et al. | 2015-06-25 |
Terahertz wave generating module and terahertz wave detecting device including the same Grant 9,035,251 - Han , et al. May 19, 2 | 2015-05-19 |
Photomixer For Generating And Detecting Terahertz Continuous Wave And Method Of Manufacturing The Same App 20150102222 - KIM; Nam Je ;   et al. | 2015-04-16 |
Terahertz Continuous Wave Emitting Device App 20150090906 - KIM; Nam Je ;   et al. | 2015-04-02 |
THz-wave generation /detection modules and devices including the same Grant 8,853,633 - Han , et al. October 7, 2 | 2014-10-07 |
Lower Track Of Crawler Excavator App 20140246899 - Park; Kyung-Hyun | 2014-09-04 |
Wide Area Array Type Photonic Crystal Photomixer For Generating And Detecting Broadband Terahertz Wave App 20140197425 - MOON; Kiwon ;   et al. | 2014-07-17 |
Dual mode semiconductor laser and terahertz wave apparatus using the same Grant 8,774,243 - Kim , et al. July 8, 2 | 2014-07-08 |
Photo detector and optical device Grant 8,772,725 - Park , et al. July 8, 2 | 2014-07-08 |
Apparatus For Generating/detecting Terahertz Wave Using Graphene And Manufacturing Method Of The Same App 20140183441 - PARK; Kyung Hyun ;   et al. | 2014-07-03 |
Beating Signal Monitoring Module, Terahertz Wave Generation Device And Optical Signal Monitoring Device Including The Beating Signal Monitoring Module App 20140175306 - KIM; Namje ;   et al. | 2014-06-26 |
Terahertz Wave Generating Module And Terahertz Wave Detecting Device Including The Same App 20140166881 - HAN; Sang-Pil ;   et al. | 2014-06-19 |
Method Of Manufacturing Frequency Tunable Terahertz Transceiver App 20140154822 - PARK; Kyung Hyun | 2014-06-05 |
Apparatus And Method For Contactless Thickness Measurement App 20140061475 - RYU; Han-Cheol ;   et al. | 2014-03-06 |
Frequency tunable terahertz transceivers and method of manufacturing dual wavelength laser Grant 8,649,414 - Park February 11, 2 | 2014-02-11 |
Terahertz wave generator and method of generating terahertz wave Grant 8,610,094 - Kim , et al. December 17, 2 | 2013-12-17 |
Interconnection Apparatus And Method Using Terahertz Waves App 20130320215 - PARK; Kyung-Hyun ;   et al. | 2013-12-05 |
Terahertz wave generator Grant 8,599,893 - Kim , et al. December 3, 2 | 2013-12-03 |
Photo Detector And Optical Device App 20130299701 - Park; Jeong Woo ;   et al. | 2013-11-14 |
Terahertz wave apparatus Grant 8,476,592 - Jeon , et al. July 2, 2 | 2013-07-02 |
Terahertz Wave Generator And Method Of Generating Terahertz Wave App 20130161541 - KIM; Namje ;   et al. | 2013-06-27 |
Planar lightwave circuit (PLC) device wavelength tunable light source comprising the same device and wavelength division multiplexing-passive optical network (WDM-PON) using the same light source Grant 8,320,763 - Kim , et al. November 27, 2 | 2012-11-27 |
Laser device Grant 8,213,478 - Park , et al. July 3, 2 | 2012-07-03 |
THz-WAVE GENERATION /DETECTION MODULES AND DEVICES INCLUDING THE SAME App 20120153161 - Han; Sang-Pil ;   et al. | 2012-06-21 |
Terahertz Wave Generator App 20120147907 - KIM; Namje ;   et al. | 2012-06-14 |
Multiple distributed feedback laser devices Grant 8,149,890 - Park , et al. April 3, 2 | 2012-04-03 |
Frequency Tunable Terahertz Transceivers And Method Of Manufacturing Dual Wavelength Laser App 20120068090 - PARK; Kyung Hyun | 2012-03-22 |
Dual Mode Semiconductor Laser And Terahertz Wave Apparatus Using The Same App 20120051386 - KIM; Namje ;   et al. | 2012-03-01 |
Apparatus for generating/detecting THz wave and method of manufacturing the same Grant 8,039,802 - Shin , et al. October 18, 2 | 2011-10-18 |
Terahertz Wave Apparatus App 20110192978 - JEON; Min Yong ;   et al. | 2011-08-11 |
Photomixer Module And Terahertz Wave Generation Method Thereof App 20110149368 - KIM; Namje ;   et al. | 2011-06-23 |
Laser Device App 20110150018 - PARK; Kyung Hyun ;   et al. | 2011-06-23 |
Fiber Laser App 20110142082 - JEON; Min Yong ;   et al. | 2011-06-16 |
Apparatus for and method of generating millimeter waves Grant 7,933,524 - Park , et al. April 26, 2 | 2011-04-26 |
Multiple Distributed Feedback Laser Devices App 20110090932 - PARK; Kyung Hyun ;   et al. | 2011-04-21 |
Apparatus For Generating/detecting Thz Wave And Method Of Manufacturing The Same App 20110068270 - SHIN; Jaeheon ;   et al. | 2011-03-24 |
Protective layer material for PDP and method of manufacturing the same Grant 7,868,550 - Kim , et al. January 11, 2 | 2011-01-11 |
Multiple distributed feedback laser devices Grant 7,864,824 - Park , et al. January 4, 2 | 2011-01-04 |
Self-pulsating laser diode Grant 7,813,388 - Park , et al. October 12, 2 | 2010-10-12 |
Semiconductor Laser Device App 20100158056 - Shin; Jae-Heon ;   et al. | 2010-06-24 |
Multiple Distributed Feedback Laser Devices App 20100142571 - PARK; Kyung Hyun ;   et al. | 2010-06-10 |
Laser diode generating passive mode and method of creating optical pulse using the same diode Grant 7,720,128 - Leem , et al. May 18, 2 | 2010-05-18 |
Planar Lightwave Circuit (plc) Device Wavelength Tunable Light Source Comprising The Same Device And Wavelength Division Multiplexing-passive Optical Network (wdm-pon) Using The Same Light Source App 20100119231 - Kim; Byoung-Whi ;   et al. | 2010-05-13 |
Self-mode locked multi-section semiconductor laser diode Grant 7,680,169 - Park , et al. March 16, 2 | 2010-03-16 |
3R recovery system Grant 7,583,868 - Yee , et al. September 1, 2 | 2009-09-01 |
Mounting structure of an endless track carrier roller Grant 7,571,783 - Park , et al. August 11, 2 | 2009-08-11 |
Optical signal retiming, reshaping, and reamplifying (3R) regeneration system having monolithically integrated Mach Zehnder interferometer and self-pulsating laser diode Grant 7,489,873 - Leem , et al. February 10, 2 | 2009-02-10 |
Self-pulsating Laser Diode App 20080137694 - PARK; Kyung Hyun ;   et al. | 2008-06-12 |
Protective layer material for PDP and method of manufacturing the same App 20080085375 - Kim; Jeong Seok ;   et al. | 2008-04-10 |
Signal processor for converting signal Grant 7,356,263 - Kim , et al. April 8, 2 | 2008-04-08 |
Apparatus and method for wavelength conversion and clock signal extraction using semiconductor optical amplifiers Grant 7,277,222 - Kim , et al. October 2, 2 | 2007-10-02 |
Apparatus for and method of generating millimeter waves App 20070212074 - Park; Kyung Hyun ;   et al. | 2007-09-13 |
Mounting structure of an endless track carrier roller App 20070131460 - Park; Kyung Hyun ;   et al. | 2007-06-14 |
Laser diode generating passive mode and method of creating optical pulse using the same diode App 20070091942 - Leem; Young Ahn ;   et al. | 2007-04-26 |
Apparatus and method for wavelength conversion and clock signal extraction using semiconductor optical amplifiers App 20070070493 - Kim; Dong Churl ;   et al. | 2007-03-29 |
Ultrahigh-frequency light source using dual-wavelength laser with 3-dB beam splitter and method of manufacturing the same Grant 7,174,070 - Kim , et al. February 6, 2 | 2007-02-06 |
3R recovery system App 20060120659 - Yee; Dae Su ;   et al. | 2006-06-08 |
Signal regenerator App 20060092502 - Kim; Dong Churl ;   et al. | 2006-05-04 |
Optical signal retiming, reshaping, and reamplifying (3R) regeneration system having monolithically integrated Mach Zehnder interferometer and self-pulsating laser diode App 20060078253 - Leem; Young Ahn ;   et al. | 2006-04-13 |
Multi DFB laser diode Grant 7,012,945 - Park , et al. March 14, 2 | 2006-03-14 |
Signal processor for converting signal App 20050276614 - Kim, Dong Churl ;   et al. | 2005-12-15 |
System for all-optical clock recovery App 20050141898 - Yee, Dae Su ;   et al. | 2005-06-30 |
Ultrahigh-frequency light source using dual-wavelength laser with 3-dB beam splitter and method of manufacturing the same App 20050129361 - Kim, Dong Churl ;   et al. | 2005-06-16 |
Semiconductor optical devices with differential grating structure and method for manufacturing the same Grant 6,885,804 - Park , et al. April 26, 2 | 2005-04-26 |
Multi DFB laser diode App 20040125845 - Park, Kyung-Hyun ;   et al. | 2004-07-01 |
Self-mode locked multi-section semiconductor laser diode App 20040125851 - Park, Kyung-Hyun ;   et al. | 2004-07-01 |
High frequency optical pulse source App 20040114656 - Kim, Dong-Churl ;   et al. | 2004-06-17 |
Method for manufacturing an optical device Grant 6,639,735 - Park , et al. October 28, 2 | 2003-10-28 |
Semiconductor optical devices with differential grating structure and method for manufacturing the same App 20030147617 - Park, Kyung-hyun ;   et al. | 2003-08-07 |
Method of manufacturing semiconductor optical device Grant 6,593,162 - Park , et al. July 15, 2 | 2003-07-15 |
Method for manufacturing an optical device App 20020085602 - Park, Kyung-Hyun ;   et al. | 2002-07-04 |
High power semiconductor lasers with ridge waveguide structure App 20010021213 - Lee, Jung Kee ;   et al. | 2001-09-13 |
High power semiconductor lasers with ridge waveguide structure Grant 6,278,720 - Lee , et al. August 21, 2 | 2001-08-21 |
Method for fabricating a planar buried heterostructure laser diode Grant 5,665,612 - Lee , et al. September 9, 1 | 1997-09-09 |