CHOI; Won Kyu

Patent Applications and Registrations

Patent applications and USPTO patent grants for CHOI; Won Kyu.The latest application filed is for "apparatus and method for predicting remaining lifetime of environment data collection sensor in livestock house".

Company Profile

2.39.67

CHOI; Won Kyu - Daejeon KR
Choi; Won Kyu - Seoul KR
CHOI; Won Kyu - Daegu KR
CHOI; Won Kyu - Jeju-si KR
Choi; Won Kyu - Daejeon-si N/A KR
Choi; Won Kyu - Gunpo-si N/A KR
Choi; Won-Kyu - Daejon KR
Choi; Won-Kyu - Gyeonggi-do KR
CHOI; Won Kyu - Daejeon-city KR

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Apparatus And Method For Predicting Remaining Lifetime Of Environment Data Collection Sensor In Livestock House App 20220253350 - JO; Seng Kyoun ; et al.	2022-08-11
System And Method Of Monitoring In-pen Livestock By Using Edge Information About Livestock App 20220053113 - KIM; You Jin ; et al.	2022-02-17
Method And Apparatus For Microservice Architecture Reconfiguration App 20210149723 - JANG; Il Soon ; et al.	2021-05-20
Inclusion Compounds of Fumagillol Derivative or its Salt, and Pharmaceutical Compositions Comprising the Same App 20200054766 - Kim; Jae Hyun ; et al.	2020-02-20
Antenna And Method For Manufacturing The Same App 20190207315 - CHOI; Won Kyu ; et al.	2019-07-04
High Efficiency Electromagnetic Vibration Energy Harvester App 20180331609 - CHOI; Won Kyu ; et al.	2018-11-15
Inclusion Compounds of Fumagillol Derivative or its Salt, and Pharmaceutical Compositions Comprising the Same App 20180271999 - Kim; Jae Hyun ; et al.	2018-09-27
RFID reader antenna Grant 9,979,072 - Choi , et al. May 22, 2	2018-05-22
Inclusion Compounds of Fumagillol Derivative or its Salt, and Pharmaceutical Compositions Comprising the Same App 20170209596 - Kim; Jae Hyun ; et al.	2017-07-27
Rfid Tag And Method Of Controlling The Same App 20170193256 - JUNG; Jae Young ; et al.	2017-07-06
Apparatus And Method For Transmitting And Receiving Rf Signal Using Beamforming App 20160371515 - JUNG; Jae-Young ; et al.	2016-12-22
Rfid Reader Antenna App 20160111770 - CHOI; Won Kyu ; et al.	2016-04-21
Method, Server, And System For Providing Learning Service App 20160098938 - CHOI; Won Kyu	2016-04-07
System for simultaneously identifying massive RFID tags using HF band Grant 9,256,771 - Bae , et al. February 9, 2	2016-02-09
Inclusion Compounds of Fumagillol Derivative or its Salt, and Pharmaceutical Compositions Comprising the Same App 20150238634 - Kim; Jae Hyun ; et al.	2015-08-27
Radio frequency switch and method for controlling the same, and radio frequency identification smart shelf system Grant 9,117,127 - Jung , et al. August 25, 2	2015-08-25
Tag integrated circuit module apparatus and method of fabricating tag integrated circuit module apparatus Grant 9,098,791 - Choi , et al. August 4, 2	2015-08-04
Receiving apparatus and method for RFID reader Grant 9,054,904 - Jung , et al. June 9, 2	2015-06-09
Loop Antenna And Method For Switching The Same App 20150144694 - CHOI; Won Kyu ; et al.	2015-05-28
Reader antenna and RFID electronic shelf including the same Grant 9,033,233 - Choi , et al. May 19, 2	2015-05-19
Receiving Apparatus And Method For Rfid Reader App 20150131763 - JUNG; Jae-young ; et al.	2015-05-14
Tag Apparatus For High-rate Data Transmission And Communication Method Thereof App 20140306805 - JUNG; Jae-young ; et al.	2014-10-16
High Frequency (hf)/ultra High Frequency (uhf) Radio Frequency Identification (rfid) Dual-band Tag Antenna App 20140203989 - JEONG; Seung Hwan ; et al.	2014-07-24
Inclusion Compounds of Fumagillol Derivative or its Salt, and Pharmaceutical Compositions Comprising the Same App 20140155348 - Kim; Jae Hyun ; et al.	2014-06-05
Symbol synchronization apparatus and method of passive RFID reader Grant 8,724,761 - Bae , et al. May 13, 2	2014-05-13
Passive RFID system and method Grant 8,717,147 - Bae , et al. May 6, 2	2014-05-06
Tag Integrated Circuit Module Apparatus And Method Of Fabricating Tag Integrated Circuit Module Apparatus App 20140117095 - CHOI; Won Kyu ; et al.	2014-05-01
System For Simultaneously Identifying Massive Rfid Tags Using Hf Band App 20140111310 - BAE; Ji Hoon ; et al.	2014-04-24
Loop Antenna App 20140085162 - CHOI; Won Kyu ; et al.	2014-03-27
Near-field antenna Grant 8,669,904 - Choi , et al. March 11, 2	2014-03-11
Tag antenna using microstrip line, method of manufacturing the same and radio frequency identification tag Grant 8,654,012 - Kim , et al. February 18, 2	2014-02-18
Reader Antenna And Rfid Electronic Shelf Including The Same App 20130214046 - Choi; Won Kyu ; et al.	2013-08-22
Radio Frequency Switch And Method For Controlling The Same, And Radio Frequency Identification Smart Shelf System App 20130154804 - Jung; Jae-young ; et al.	2013-06-20
Canister for vehicles and fuel supply system provided with the same Grant 8,459,240 - Lee , et al. June 11, 2	2013-06-11
Inclusion Compounds of Fumagillol Derivative or its Salt, and Pharmaceutical Compositions Comprising the Same App 20130029936 - Kim; Jae Hyun ; et al.	2013-01-31
Apparatus and method for demodulating subcarrier tag signal in RFID reader Grant 8,264,332 - Bae , et al. September 11, 2	2012-09-11
Near-field RFID reader antenna Grant 8,212,679 - Kim , et al. July 3, 2	2012-07-03
Hybrid Switch For Extending Antenna Port And Method Of Controlling The Same, And Rfid System Using The Hybrid Switch App 20120139712 - JUNG; Jae Young ; et al.	2012-06-07
Near-field Antenna App 20120139795 - CHOI; Won Kyu ; et al.	2012-06-07
Rfid Electronic Shelf Apparatus And Method Of Detecting Poisitons Of Tags Using The Same App 20120133488 - CHOI; Gil Young ; et al.	2012-05-31
Radio frequency identification tag and antenna for radio frequency identification tag Grant 8,174,390 - Kim , et al. May 8, 2	2012-05-08
Canister For Vehicles And Fuel Supply System Provided With The Same App 20120073549 - LEE; Sungwon ; et al.	2012-03-29
Radio frequency identification tag and radio frequency identification tag antenna Grant 8,098,201 - Choi , et al. January 17, 2	2012-01-17
Transmit/receive antenna system having offset feed points for high isolation Grant 8,081,062 - Son , et al. December 20, 2	2011-12-20
Open-ended two-strip meander line antenna, RFID tag using the antenna, and antenna impedance matching method thereof Grant 8,009,118 - Son , et al. August 30, 2	2011-08-30
Cable to waveguide transition apparatus having signal accumulation form of backshort and active phase shifting using the same Grant 7,978,022 - Seong , et al. July 12, 2	2011-07-12
Passive Rfid System And Method App 20110148585 - Bae; Ji Hoon ; et al.	2011-06-23
Rfid Reader, Rfid Tag, And Method Of Recognizing Plurality Of Rfid Tags App 20110148599 - Park; Chan Won ; et al.	2011-06-23
Antenna for radio frequency identification tag Grant 7,940,183 - Kim , et al. May 10, 2	2011-05-10
Symbol Synchronization Apparatus And Method Of Passive Rfid Reader App 20110096883 - Bae; Ji Hoon ; et al.	2011-04-28
Method and apparatus for sharing portable terminal in CDMA system and mobile RFID system Grant 7,933,577 - Shin , et al. April 26, 2	2011-04-26
Rfid Reader Antenna And Rfid Shelf Having The Same App 20110090130 - CHOI; Won Kyu ; et al.	2011-04-21
Mobile Rfid Device And Data Communication Method Thereof App 20110074555 - Park; Chan-Won ; et al.	2011-03-31
Demodulation Apparatus And Method For Rfid Reader In Passive Rfid Environment App 20110064165 - BAE; Ji-Hoon ; et al.	2011-03-17
Inclusion Compounds of Fumagillol Derivative or its Salt, and Pharmaceutical Compositions Comprising the Same App 20110034550 - Kim; Jae Hyun ; et al.	2011-02-10
Radio frequency identification tag antenna using proximity coupling for attaching to metal Grant 7,876,269 - Choi , et al. January 25, 2	2011-01-25
Tag Antenna Using Microstrip Line, Method Of Manufacturing The Same And Radio Frequency Identification Tag App 20100314453 - Kim; Jeong-seok ; et al.	2010-12-16
Antenna for radio frequency identification tag Grant 7,791,543 - Choi , et al. September 7, 2	2010-09-07
Near-field Rfid Reader Antenna App 20100141386 - KIM; Jeong-seok ; et al.	2010-06-10
Radio frequency identification tag antenna for attaching to metal Grant 7,733,273 - Choi , et al. June 8, 2	2010-06-08
Inclusion compounds of fumagillol derivative or its salt, and pharmaceutical compositions comprising the same Grant 7,718,695 - Kim , et al. May 18, 2	2010-05-18
Antenna having loop and helical structure and RFID tag using the same Grant 7,710,274 - Choi , et al. May 4, 2	2010-05-04
Apparatus And Method For Demodulating Subcarrier Tag Signal In Rfid Reader App 20100039227 - BAE; Ji-Hoon ; et al.	2010-02-18
Near-field Radio Frequency Identification Reader Antenna App 20100026582 - CHOI; Won Kyu ; et al.	2010-02-04
Antenna using proximity-coupled feed method, RFID tag having the same, and antenna impedance matching method thereof Grant 7,629,929 - Son , et al. December 8, 2	2009-12-08
Cable to waveguide transition apparatus having signal accumulation form of backshort and active phase shifting using the same App 20090219116 - Seong; Nak-Seon ; et al.	2009-09-03
Radio Frequency Identification Tag And Antenna For Radio Frequency Identification Tag App 20090146820 - KIM; Jeong Seok ; et al.	2009-06-11
Antenna using inductively coupled feeding method, RFID tag using the same and antenna impedance matching method thereof Grant 7,545,328 - Son , et al. June 9, 2	2009-06-09
Radio Frequency Identification Tag And Radio Frequency Identification Tag Antenna App 20090140928 - Choi; Won Kyu ; et al.	2009-06-04
Antenna For Radio Frequency Identification Tag App 20090121879 - KIM; Jeong Seok ; et al.	2009-05-14
Radio Frequency Identification Tag Antenna Using Proximity Coupling For Attaching To Metal App 20090096582 - CHOI; Won Kyu ; et al.	2009-04-16
Antenna For Radio Frequency Identification Tag App 20090096678 - Choi; Won Kyu ; et al.	2009-04-16
Radio Frequency Identification Tag Antenna For Attaching To Metal App 20090085809 - CHOI; Won Kyu ; et al.	2009-04-02
PIFA and RFID tag using the same Grant 7,504,998 - Choi , et al. March 17, 2	2009-03-17
Electrical loop antenna with unidirectional and uniform current radiation source Grant 7,505,008 - Shin , et al. March 17, 2	2009-03-17
Rfid Tag And Method For Controlling The Same App 20090058604 - JUNG; Jae-young ; et al.	2009-03-05
Antenna Using Proximity-Coupling Between Radiation Patch and Short-Ended Feed Line, Rfid Tag Employing the Same, and Antenna Impedance Matching Method Thereof App 20080309578 - Son; Hae-Won ; et al.	2008-12-18
Antenna with High Isolation App 20080309428 - Son; Hae-Won ; et al.	2008-12-18
Dual polarization antenna and RFID reader employing the same Grant 7,427,955 - Choi , et al. September 23, 2	2008-09-23
PIFA, RFID tag using the same and antenna impedance adjusting method thereof Grant 7,414,583 - Choi , et al. August 19, 2	2008-08-19
Antenna Having Loop And Helical Structure And Rfid Tag Using The Same App 20080180216 - Choi; Won-Kyu ; et al.	2008-07-31
Rfid Sensor Tag Antenna Using Coupling Feeding Method App 20080136597 - CHOI; Won Kyu ; et al.	2008-06-12
Inclusion Compounds Of Fumagillol Derivative Or Its Salt, And Pharmaceutical Compositions Comprising The Same App 20080085929 - KIM; Jae Hyun ; et al.	2008-04-10
Method and apparatus for sharing portable terminal in CDMA system and mobile RFID system App 20070120679 - Shin; Chan-Soo ; et al.	2007-05-31
Antenna using proximity-coupled feed method, RFID tag having the same, and antenna impedance matching method thereof App 20070080867 - Son; Hae-Won ; et al.	2007-04-12
Electrical loop antenna with unidirectional and uniform current radiation source App 20070080879 - Shin; Chan-Soo ; et al.	2007-04-12
PIFA, RFID tag using the same and antenna impedance adjusting method thereof App 20070046543 - Choi; Won-Kyu ; et al.	2007-03-01
Open-ended two-strip meander line antenna, RFID tag using the antenna, and antenna impedance matching method thereof App 20070023525 - Son; Hae-Won ; et al.	2007-02-01
Antenna using inductively coupled feeding method, RFID tag using the same and antenna impedence matching method thereof App 20060158380 - Son; Hae-Won ; et al.	2006-07-20
PIFA and RFID tag using the same App 20060145927 - Choi; Won-Kyu ; et al.	2006-07-06
Dual polarization antenna and RFID reader employing the same App 20060145926 - Choi; Won-Kyu ; et al.	2006-07-06
Microstrip patch antenna using MEMS technology Grant 7,006,044 - Choi , et al. February 28, 2	2006-02-28
Microstrip patch antenna and array antenna using superstrate Grant 6,946,995 - Choi , et al. September 20, 2	2005-09-20
Microstrip patch antenna using MEMS technology App 20050104778 - Choi, Won-Kyu ; et al.	2005-05-19
Inclusion compounds of fumagillol derivative or its salt, and pharmaceutical compositions comprising the same App 20050037994 - Kim, Jae Hyun ; et al.	2005-02-17
Microstrip patch antenna and array antenna using supertrate App 20040104852 - Choi, Won Kyu ; et al.	2004-06-03