loadpatents
Patent applications and USPTO patent grants for Han; Dong Hee.The latest application filed is for "plasma processing apparatus and method for fabricating semiconductor device using the same".
Patent | Date |
---|---|
Apparatus of controlling vehicle and method thereof Grant 11,448,143 - Park , et al. September 20, 2 | 2022-09-20 |
Apparatus and method of controlling hybrid vehicle Grant 11,433,878 - Choi , et al. September 6, 2 | 2022-09-06 |
Engine system Grant 11,359,585 - Han , et al. June 14, 2 | 2022-06-14 |
Plasma Processing Apparatus And Method For Fabricating Semiconductor Device Using The Same App 20220172926 - Kim; Dong Wan ;   et al. | 2022-06-02 |
Apparatus For Controlling Hybrid Vehicle And Method Using The Same App 20220080950 - Lee; Jonghyeok ;   et al. | 2022-03-17 |
Plasma Processing Apparatus And Method For Dechucking Wafer In The Plasma Processing Apparatus App 20220068616 - KIM; Yi Rop ;   et al. | 2022-03-03 |
Memory Device And Test Method Thereof App 20220059178 - MOON; Hong Ki ;   et al. | 2022-02-24 |
Apparatus Of Controlling Vehicle And Method Thereof App 20220056859 - Park; Yeongseop ;   et al. | 2022-02-24 |
Vehicle capable of projecting light onto road and control method therefor Grant 11,208,032 - Park , et al. December 28, 2 | 2021-12-28 |
Apparatus, Method, And System For Power Consumption Management Of System-on-chip App 20210389815 - HAN; Dong-Hee ;   et al. | 2021-12-16 |
Apparatus Of Controlling Vehicle And Method Thereof App 20210381449 - Park; Yeongseop ;   et al. | 2021-12-09 |
Control valve of multi-supercharger system Grant 11,131,257 - Chu , et al. September 28, 2 | 2021-09-28 |
Apparatus, method, and system for power consumption management of system-on-chip Grant 11,126,246 - Han , et al. September 21, 2 | 2021-09-21 |
Vehicle supercharging system and control method thereof Grant 11,078,831 - Lee , et al. August 3, 2 | 2021-08-03 |
Exhaust manifold Grant 11,073,113 - Hong , et al. July 27, 2 | 2021-07-27 |
Apparatus Of Controlling Hybrid Vehicle And Method Thereof App 20210179069 - PARK; Jihyun ;   et al. | 2021-06-17 |
Apparatus And Method Of Controlling Hybrid Vehicle Having Electric Supercharger App 20210179067 - CHOI; Yong Kak ;   et al. | 2021-06-17 |
Apparatus For Controlling A Vehicle Using Low Power Communication And Method Thereof App 20210185495 - SHIN; Won Ho ;   et al. | 2021-06-17 |
Apparatus for diagnosing EGR valve and method thereof Grant 11,035,312 - Oh , et al. June 15, 2 | 2021-06-15 |
Hybrid Vehicle App 20210171013 - SUH; Buhm Joo ;   et al. | 2021-06-10 |
Apparatus And Method Of Controlling Hybrid Vehicle App 20210155225 - Choi; Yong Kak ;   et al. | 2021-05-27 |
Apparatus And Method Of Controlling A Hybrid Vehicle App 20210146912 - Choi; Yong Kak ;   et al. | 2021-05-20 |
Apparatus For Diagnosing Egr Valve And Method Thereof App 20210148298 - OH; Heechang ;   et al. | 2021-05-20 |
Apparatus Of Controlling Engine Including Electric Supercharger Based On Driver's Tendency, And Method Thereof App 20210146935 - PARK; Yeongseop ;   et al. | 2021-05-20 |
Hybrid vehicle Grant 11,007,998 - Suh , et al. May 18, 2 | 2021-05-18 |
Vehicle Supercharging System And Control Method Thereof App 20210115842 - LEE; Sueng Ho ;   et al. | 2021-04-22 |
Engine system Grant 10,982,606 - Han , et al. April 20, 2 | 2021-04-20 |
Apparatus Of Controlling Hybrid Vehicle Having Electric Supercharger And Method Thereof App 20210107447 - Oh; Heechang ;   et al. | 2021-04-15 |
Engine system and method of controlling the same Grant 10,968,871 - Hong , et al. April 6, 2 | 2021-04-06 |
Engine System App 20210071624 - HAN; Dong Hee ;   et al. | 2021-03-11 |
Apparatus And Method For Controlling Hybrid Vehicle Having Electric Superchargers App 20210046919 - Choi; Yong Kak ;   et al. | 2021-02-18 |
Apparatus and method for controlling environment-friendly vehicle Grant 10,920,709 - Oh , et al. February 16, 2 | 2021-02-16 |
Control Valve Of Multi-supercharger System App 20210033033 - Chu; Dong Ho ;   et al. | 2021-02-04 |
Engine system Grant 10,883,453 - Han , et al. January 5, 2 | 2021-01-05 |
Vehicle transmission system and a method thereof Grant 10,858,003 - Lee , et al. December 8, 2 | 2020-12-08 |
Intake manifold Grant 10,859,041 - Hong , et al. December 8, 2 | 2020-12-08 |
Engine system having secondary air injection device Grant 10,844,780 - Oh , et al. November 24, 2 | 2020-11-24 |
Engine system Grant 10,837,412 - Park , et al. November 17, 2 | 2020-11-17 |
Vehicle Transmission System And A Method Thereof App 20200353927 - LEE; Sueng Ho ;   et al. | 2020-11-12 |
Engine system Grant 10,823,094 - Han , et al. November 3, 2 | 2020-11-03 |
Engine system Grant 10,808,651 - Oh , et al. October 20, 2 | 2020-10-20 |
Exhaust Manifold App 20200300200 - HONG; Seungwoo ;   et al. | 2020-09-24 |
Apparatus and Method for Controlling Environment-Friendly Vehicle App 20200284215 - Oh; Hee Chang ;   et al. | 2020-09-10 |
Engine system Grant 10,767,602 - Hong , et al. Sep | 2020-09-08 |
Engine System App 20200240371 - Oh; Heechang ;   et al. | 2020-07-30 |
Intake Manifold App 20200182203 - Hong; Seungwoo ;   et al. | 2020-06-11 |
Engine System App 20200182176 - Han; Dong Hee ;   et al. | 2020-06-11 |
Engine System And Method Of Controlling The Same App 20200182202 - HONG; Seungwoo ;   et al. | 2020-06-11 |
Engine System App 20200182170 - HAN; Dong Hee ;   et al. | 2020-06-11 |
Vehicle Capable Of Projecting Light Onto Road And Control Method Therefor App 20200172000 - PARK; Ji Soo ;   et al. | 2020-06-04 |
Secondary air injection system Grant 10,655,576 - Oh , et al. | 2020-05-19 |
Engine system and method using the same Grant 10,634,044 - Hong , et al. | 2020-04-28 |
Exhaust gas control valve of engine Grant 10,626,828 - Chu , et al. | 2020-04-21 |
System of forcibly regenerating gasoline particulate filter Grant 10,619,545 - Park , et al. | 2020-04-14 |
Engine System App 20200088141 - PARK; Yeongseop ;   et al. | 2020-03-19 |
Method of calculating exhaust gas recirculation rate using combustion pressure of cylinder Grant 10,590,870 - Hong , et al. | 2020-03-17 |
Method Of Calculating Exhaust Gas Recirculation Rate Using Combustion Pressure Of Cylinder App 20200032726 - HONG; Seungwoo ;   et al. | 2020-01-30 |
System Of Forcibly Regenerating Gasoline Particulate Filter App 20200018215 - PARK; Jong Il ;   et al. | 2020-01-16 |
Apparatus and method for purging fuel vapor Grant 10,533,524 - Choi , et al. Ja | 2020-01-14 |
Turbocharged engine coolant system Grant 10,526,959 - Chu , et al. J | 2020-01-07 |
Engine system Grant 10,513,976 - Han , et al. Dec | 2019-12-24 |
Engine system Grant 10,508,578 - Park , et al. Dec | 2019-12-17 |
Engine System And Method Using The Same App 20190368414 - HONG; Seungwoo ;   et al. | 2019-12-05 |
Exhaust Gas Control Valve Of Engine App 20190338734 - CHU; Dong Ho ;   et al. | 2019-11-07 |
Engine exhaust catalyst heating system Grant 10,458,300 - Lee , et al. Oc | 2019-10-29 |
Secondary Air Injection System App 20190316551 - OH; Heechang ;   et al. | 2019-10-17 |
Engine System Having Secondary Air Injection Device App 20190309678 - OH; Heechang ;   et al. | 2019-10-10 |
Control method for turbocharger Grant 10,408,124 - Kim , et al. Sept | 2019-09-10 |
Apparatus and method for engine control Grant 10,344,688 - Han , et al. July 9, 2 | 2019-07-09 |
Engine System App 20190186427 - HONG; Seungwoo ;   et al. | 2019-06-20 |
Engine System App 20190128219 - Han; Dong Hee ;   et al. | 2019-05-02 |
Method Of Operating System-on-chip, System-on-chip Performing The Same And Electronic System Including The Same App 20190129490 - HAN; Dong-Hee ;   et al. | 2019-05-02 |
Engine system Grant 10,273,908 - Lee , et al. | 2019-04-30 |
Engine System App 20190113008 - PARK; Jong Il ;   et al. | 2019-04-18 |
Engine System App 20180334941 - PARK; Yeongseop ;   et al. | 2018-11-22 |
Engine system Grant 10,132,252 - Park , et al. November 20, 2 | 2018-11-20 |
Apparatus and method for controlling fuel injection Grant 10,113,488 - Han , et al. October 30, 2 | 2018-10-30 |
Lamination apparatus and lamination method using the same Grant 10,105,943 - Kim , et al. October 23, 2 | 2018-10-23 |
Negative active material, lithium battery including the material, and method of manufacturing the material Grant 10,062,901 - Park , et al. August 28, 2 | 2018-08-28 |
Semiconductor devices Grant 10,024,915 - Han , et al. July 17, 2 | 2018-07-17 |
Engine structure for vehicle Grant 10,018,105 - Chu , et al. July 10, 2 | 2018-07-10 |
Auxiliary cooling system Grant 10,006,415 - Chu , et al. June 26, 2 | 2018-06-26 |
Engine System App 20180163616 - HAN; Dong Hee ;   et al. | 2018-06-14 |
Apparatus And Method For Controlling Fuel Injection App 20180163641 - HAN; Dong Hee ;   et al. | 2018-06-14 |
Engine System For Removing Condensed Water App 20180135569 - Han; Dong Hee ;   et al. | 2018-05-17 |
Engine System App 20180100428 - Han; Dong Hee ;   et al. | 2018-04-12 |
Apparatus And Method For Purging Fuel Vapor App 20180080416 - CHOI; Choo Saeng ;   et al. | 2018-03-22 |
Engine Structure For Vehicle App 20180073426 - CHU; Dong Ho ;   et al. | 2018-03-15 |
Engine System App 20180058289 - LEE; Hyungbok ;   et al. | 2018-03-01 |
Control apparatus of engine having turbocharger and method thereof Grant 9,903,317 - Han , et al. February 27, 2 | 2018-02-27 |
Engine System App 20180051642 - PARK; Jong Il ;   et al. | 2018-02-22 |
Method for controlling exhaust gas recirculation system for engine Grant 9,890,749 - Han , et al. February 13, 2 | 2018-02-13 |
Engine System App 20180030934 - LEE; Joowon ;   et al. | 2018-02-01 |
Method of controlling electric continuous variable valve timing apparatus Grant 9,874,155 - Han , et al. January 23, 2 | 2018-01-23 |
Apparatus And Method For Engine Control App 20170350329 - HAN; Dong Hee ;   et al. | 2017-12-07 |
Apparatus And Method For Controlling Engine Having Variable Valve Actuator App 20170350325 - HAN; Dong Hee ;   et al. | 2017-12-07 |
Semiconductor Devices App 20170336471 - HAN; Dong Hee ;   et al. | 2017-11-23 |
Engine cooling system Grant 9,816,432 - Park , et al. November 14, 2 | 2017-11-14 |
Engine having low pressure EGR system and control method thereof Grant 9,726,090 - Kim , et al. August 8, 2 | 2017-08-08 |
Engine System App 20170159580 - HAN; Dong Hee ;   et al. | 2017-06-08 |
Engine Structure For Vehicle App 20170145904 - CHU; Dong Ho ;   et al. | 2017-05-25 |
Control apparatus for engine having turbocharger and method thereof Grant 9,599,044 - Han , et al. March 21, 2 | 2017-03-21 |
Auxiliary Cooling System App 20170030306 - Chu; Dong Ho ;   et al. | 2017-02-02 |
Engine system Grant 9,494,076 - Park , et al. November 15, 2 | 2016-11-15 |
Engine Having Low Pressure Egr System And Control Method Thereof App 20160326972 - KIM; Seung Hwan ;   et al. | 2016-11-10 |
Lamination Apparatus And Lamination Method Using The Same App 20160318293 - KIM; Do Hyung ;   et al. | 2016-11-03 |
Engine system Grant 9,464,597 - Han , et al. October 11, 2 | 2016-10-11 |
Method For Controlling Exhaust Gas Recirculation System For Engine App 20160153378 - HAN; Dong Hee ;   et al. | 2016-06-02 |
Engine System Having Turbocharger App 20160153337 - PARK; Jong Il ;   et al. | 2016-06-02 |
System On Chips For Controlling Power Using Workloads, Methods Of Operating The Same, And Computing Devices Including The Same App 20160154449 - LIM; Eui Choel ;   et al. | 2016-06-02 |
Supercharging system for engine Grant 9,322,362 - Lim , et al. April 26, 2 | 2016-04-26 |
Negative pressure forming device for brake of vehicle Grant 9,187,073 - Kim , et al. November 17, 2 | 2015-11-17 |
Brake negative pressure generating device for vehicle Grant 9,133,760 - Kim , et al. September 15, 2 | 2015-09-15 |
Control Apparatus For Engine Having Turbocharger And Method Thereof App 20150184603 - Han; Dong Hee ;   et al. | 2015-07-02 |
Control Apparatus Of Engine Having Turbocharger And Method Thereof App 20150176535 - Han; Dong Hee ;   et al. | 2015-06-25 |
Engine Cooling System App 20150176477 - PARK; Jong Il ;   et al. | 2015-06-25 |
Engine System App 20150167592 - PARK; Jong Il ;   et al. | 2015-06-18 |
Engine System Having Aluminum Turbine Housing App 20150159543 - CHU; Dong Ho ;   et al. | 2015-06-11 |
Negative Active Material, Lithium Battery Including The Material, And Method Of Manufacturing The Material App 20150162604 - Park; Sang-Eun ;   et al. | 2015-06-11 |
Control Method For Turbocharger App 20150152777 - KIM; Yoon Joo ;   et al. | 2015-06-04 |
Engine Having Turbo Charger App 20150143807 - Kim; Yoon Joo ;   et al. | 2015-05-28 |
Engine System App 20150068204 - Han; Dong Hee ;   et al. | 2015-03-12 |
Electrochemical cell with solid electrolyte having alumina edge portion Grant 8,962,193 - Park , et al. February 24, 2 | 2015-02-24 |
Engine System App 20150020522 - Park; Jong Il ;   et al. | 2015-01-22 |
Electrode structure and electrochemical cell using the same Grant 8,822,081 - Park , et al. September 2, 2 | 2014-09-02 |
Supercharging System For Engine App 20140238016 - Lim; Hyun Jun ;   et al. | 2014-08-28 |
Negative Pressure Forming Device For Brake Of Vehicle App 20140238017 - KIM; Yoon Joo ;   et al. | 2014-08-28 |
Exhaust Gas Combustion System App 20140230417 - Han; Dong Hee ;   et al. | 2014-08-21 |
Electrode For Rechargeable Lithium Battery, Method Of Preparing The Same And Rechargeable Lithium Battery Including Same App 20140234708 - Park; Hyun-Ki ;   et al. | 2014-08-21 |
Method Of Controlling Engine App 20140216422 - Park; Jong Il ;   et al. | 2014-08-07 |
Brake Negative Pressure Generating Device For Vehicle App 20140182565 - Kim; Yoon Joo ;   et al. | 2014-07-03 |
Engine Having Variable Valve Timing Device And Variable Tumble Device App 20140165959 - Han; Dong Hee ;   et al. | 2014-06-19 |
Method Of Controlling Electric Continuous Variable Valve Timing Apparatus App 20140172271 - HAN; Dong Hee ;   et al. | 2014-06-19 |
Variable Intake Manifold For Internal Combustion Engine And Variable Air Intake Device Using The Same App 20140165960 - Han; Dong Hee ;   et al. | 2014-06-19 |
Secondary Air Injection System App 20130333360 - HAN; Dong Hee ;   et al. | 2013-12-19 |
ROM data patch circuit, embedded system including the same and method of patching ROM data Grant 8,504,799 - Han August 6, 2 | 2013-08-06 |
Miller Cycle Engine System And Control Method Thereof App 20130146037 - Han; Dong Hee ;   et al. | 2013-06-13 |
Semiconductor device and method of manufacturing the same Grant 8,445,350 - Han May 21, 2 | 2013-05-21 |
Fuse of semiconductor device and method for forming the same Grant 8,441,096 - Han May 14, 2 | 2013-05-14 |
Electrochemical Battery And Method Of Preparing The Same App 20130011714 - Han; Dong-Hee ;   et al. | 2013-01-10 |
Electrochemical Cell App 20120263996 - PARK; HYUN-KI ;   et al. | 2012-10-18 |
Semiconductor Device And Method Of Manufacturing The Same App 20120228678 - HAN; Dong Hee | 2012-09-13 |
Electrode Structure And Electrochemical Cell Using The Same App 20120208072 - Park; Hyun-Ki ;   et al. | 2012-08-16 |
Continuous variable valve lift apparatus Grant 8,225,757 - Kim , et al. July 24, 2 | 2012-07-24 |
Electrochemical Cell App 20120164540 - Park; Hyun-Ki ;   et al. | 2012-06-28 |
Electrochemical Cell App 20120148923 - Park; Hyun-Ki ;   et al. | 2012-06-14 |
Variable valve lift apparatus Grant 8,127,726 - Kim , et al. March 6, 2 | 2012-03-06 |
Panel Attaching Device App 20120037317 - Han; Dong Hee | 2012-02-16 |
Variable valve lift apparatus Grant 8,079,337 - Kim , et al. December 20, 2 | 2011-12-20 |
Continuous variable valve lift apparatus Grant 8,079,332 - Kim , et al. December 20, 2 | 2011-12-20 |
Variable valve lift apparatus Grant 8,056,517 - Kim , et al. November 15, 2 | 2011-11-15 |
Photosensitive paste composition and plasma display panel manufactured using the same Grant 8,057,979 - Lee , et al. November 15, 2 | 2011-11-15 |
Continuously variable valve lift apparatus Grant 8,042,501 - Kim , et al. October 25, 2 | 2011-10-25 |
Continuous variable valve lift device Grant 7,971,562 - Choi , et al. July 5, 2 | 2011-07-05 |
Variable valve lift apparatus Grant 7,950,362 - Kim , et al. May 31, 2 | 2011-05-31 |
Fuse Of Semiconductor Device And Method For Forming The Same App 20110057290 - HAN; Dong Hee | 2011-03-10 |
Variable valve lift apparatus Grant 7,878,163 - Kim , et al. February 1, 2 | 2011-02-01 |
Variable valve lift apparatus Grant 7,784,439 - Kim , et al. August 31, 2 | 2010-08-31 |
Wireless Universal Serial Bus Apparatus and Operating Method Thereof App 20100217901 - Han; Dong Hee | 2010-08-26 |
Continuously Variable Valve Lift Apparatus App 20100139588 - KIM; Back Sik ;   et al. | 2010-06-10 |
Variable Valve Lift Apparatus App 20100139589 - KIM; Back Sik ;   et al. | 2010-06-10 |
Photosensitive Paste Composition, Pdp Electrode Manufactured Using The Composition, And Pdp Comprising The Pdp Electrode App 20090283725 - Lee; Beom-Wook ;   et al. | 2009-11-19 |
Continuous Variable Valve Lift Apparatus App 20090272345 - Kim; Back Sik ;   et al. | 2009-11-05 |
Cylinder deactivation system for vehicle and variable valve lift system using the same Grant 7,603,972 - Han , et al. October 20, 2 | 2009-10-20 |
Continuous Variable Valve Lift Device App 20090255496 - Choi; Myungsik ;   et al. | 2009-10-15 |
Variable Valve Lift Apparatus App 20090241876 - KIM; BACK SIK ;   et al. | 2009-10-01 |
Photosensitive paste composition, PDP electrode manufactured using the composition, and PDP comprising the PDP electrode Grant 7,582,404 - Lee , et al. September 1, 2 | 2009-09-01 |
Continuous Variable Valve Lift Apparatus App 20090183703 - Kim; Back Sik ;   et al. | 2009-07-23 |
Variable Valve Lift Apparatus App 20090151669 - Kim; Back Sik ;   et al. | 2009-06-18 |
Variable Valve Lift Apparatus App 20090151676 - KIM; Back Sik ;   et al. | 2009-06-18 |
Variable Valve Lift Apparatus App 20090090320 - Kim; Dae Sung ;   et al. | 2009-04-09 |
Variable Valve Lift Apparatus App 20090025667 - Kim; Hyung Ick ;   et al. | 2009-01-29 |
Positive type photosensitive paste composition for PDP electrode, PDP electrode prepared therefrom, and PDP comprising the PDP electrode Grant 7,442,488 - Lee , et al. October 28, 2 | 2008-10-28 |
Aligned Nanoparticle Channel And Method Of Fabricating Aligned Nanoparticle Channel By Applying Shear Force To Immiscible Binary Polymer-blended Nanoparticle Composite App 20080160290 - Park; Su Dong ;   et al. | 2008-07-03 |
Cylinder deactivation system for vehicle and variable valve lift system using the same App 20080083385 - Han; Dong Hee ;   et al. | 2008-04-10 |
Continuous variable valve lift apparatus Grant 7,311,073 - Kim , et al. December 25, 2 | 2007-12-25 |
DSL receivers for TCM-ISDN environments and methods of operating same Grant 7,280,603 - Jeong , et al. October 9, 2 | 2007-10-09 |
ROM Data Patch Circuit, Embedded System Including the Same and Method of Patching ROM Data App 20070220374 - Han; Dong-Hee | 2007-09-20 |
Continuously variable valve lift system for engines Grant 7,261,074 - Kim , et al. August 28, 2 | 2007-08-28 |
Variable valve lift apparatus for vehicle engines Grant 7,255,076 - Han August 14, 2 | 2007-08-14 |
Variable Valve Lift Apparatus For Vehicle Engines App 20070107682 - Han; Dong-Hee | 2007-05-17 |
Continuously variable valve lift system for engines App 20070107681 - Kim; Dae-Sung ;   et al. | 2007-05-17 |
Cathode for electron tube and method for manufacturing the same Grant 7,138,754 - Han , et al. November 21, 2 | 2006-11-21 |
Photosensitive paste composition and plasma display panel manufactured using the same App 20060166113 - Lee; Beom-Wook ;   et al. | 2006-07-27 |
Method for manufacturing opaque electrodes of a plasma display panel, mold plate used in the same, and plasma display panel with opaque electrodes manufactured thereby App 20060145611 - Joo; Kyu-Nam ;   et al. | 2006-07-06 |
Positive type photosensitive paste composition for PDP electrode, PDP electrode prepared therefrom, and PDP comprising the PDP electrode App 20060073412 - Lee; Beom-Wook ;   et al. | 2006-04-06 |
Photosensitive paste composition, PDP electrode manufactured using the composition, and PDP comprising th PDP electrode App 20050287472 - Lee, Beom-Wook ;   et al. | 2005-12-29 |
Photosensitive paste composition, PDP electrode prepared therefrom, and PDP comprising the PDP electrode App 20050271979 - Lee, Beom-Wook ;   et al. | 2005-12-08 |
Photosensitive conducting composition for a plasma display panel App 20050170284 - Lee, Beom-Wook ;   et al. | 2005-08-04 |
Cold cathode electron source Grant 6,882,098 - Choi , et al. April 19, 2 | 2005-04-19 |
DSL receivers for TCM-ISDN environments and methods of operating same App 20030219076 - Jeong, Jun-Young ;   et al. | 2003-11-27 |
Method of making a cathode for an electron tube Grant 6,641,450 - Moon , et al. November 4, 2 | 2003-11-04 |
Cathode for electron tube and method for manufacturing the same App 20030178927 - Han, Seung-Kwon ;   et al. | 2003-09-25 |
Cold cathode electron source App 20030160556 - Choi, Young-Chul ;   et al. | 2003-08-28 |
Cathode for electron tube and method of preparing the cathode App 20020195919 - Choi, Jong-Seo ;   et al. | 2002-12-26 |
Cathode for electron tube and preparing method therefor App 20010024081 - Moon, Sung-Hwan ;   et al. | 2001-09-27 |
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