Choi; Hyung Do

Patent Applications and Registrations

Patent applications and USPTO patent grants for Choi; Hyung Do.The latest application filed is for "probe antenna, probing system, and power density measuring method for measuring power density in near-field electromagnetic field".

Company Profile

3.28.44

Choi; Hyung Do - Daejeon KR
Choi; Hyung-Do - Seoul KR
Choi; Hyung-Do - 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
Probe antenna, probing system, and power density measuring method for measuring power density in near-field electromagnetic field Grant 11,041,895 - Hwang , et al. June 22, 2	2021-06-22
Probe Antenna, Probing System, And Power Density Measuring Method For Measuring Power Density In Near-field Electromagnetic Field App 20210181245 - HWANG; Jung Hwan ; et al.	2021-06-17
Apparatus and method for receiving wireless power, and system for transmitting wireless power Grant 10,727,701 - Ahn , et al.	2020-07-28
Apparatus and method for reducing electromagnetic wave in wireless power transmission device Grant 10,673,278 - Moon , et al.	2020-06-02
Magnetic field shielding apparatus Grant 10,627,456 - Kim , et al.	2020-04-21
Apparatus for reducing electromagnetic wave in wireless power transmitter using reducing coil Grant 10,581,277 - Jeon , et al.	2020-03-03
Wireless charging apparatus and method Grant 10,505,384 - Kim , et al. Dec	2019-12-10
Method and apparatus for focusing microwave and thermally imaging for biological tissue Grant 10,492,731 - Son , et al. De	2019-12-03
Wireless charging apparatus based on three-dimensional (3D) wireless charging zone Grant 10,483,787 - Cho , et al. Nov	2019-11-19
Apparatus And Method For Receiving Wireless Power, And System For Transmitting Wireless Power App 20190273400 - AHN; Duk Ju ; et al.	2019-09-05
Wireless Charging Apparatus Based On Three-dimensional (3d) Wireless Charging Zone App 20190165600 - CHO; In Kui ; et al.	2019-05-30
Apparatus and method for receiving wireless power, and system for transmitting wireless power Grant 10,298,066 - Ahn , et al.	2019-05-21
Wireless charging apparatus based on three-dimensional (3D) wireless charging zone Grant 10,199,853 - Cho , et al. Fe	2019-02-05
Energy charging apparatus and method Grant 10,122,202 - Cho , et al. November 6, 2	2018-11-06
Magnetic Field Shielding Apparatus App 20180235112 - KIM; Byung Chan ; et al.	2018-08-16
Apparatus For Reducing Electromagnetic Wave In Wireless Power Transmitter Using Reducing Coil App 20180152049 - JEON; Sang Bong ; et al.	2018-05-31
Apparatus And Method For Measuring Broadband Passive Intermodulation Distortion Signal App 20180138995 - KANG; Kyu-Min ; et al.	2018-05-17
Wireless Charging Apparatus And Method App 20180131219 - KIM; Sang Won ; et al.	2018-05-10
Device and method for controlling exposure of electromagnetic waves from base station Grant 9,961,647 - Lee , et al. May 1, 2	2018-05-01
Terminal and method for allocating resource Grant 9,900,889 - Jung , et al. February 20, 2	2018-02-20
Method and apparatus for generating pilot pattern for MIMO antenna Grant 9,831,995 - Hwang , et al. November 28, 2	2017-11-28
Method and apparatus for determining contention window size in communication system Grant 9,814,078 - Park , et al. November 7, 2	2017-11-07
Apparatus And Method For Receiving Wireless Power, And System For Transmitting Wireless Power App 20170201126 - AHN; Duk Ju ; et al.	2017-07-13
Wireless Charging Apparatus Based On Three-dimensional (3d) Wireless Charging Zone App 20170179754 - CHO; In Kui ; et al.	2017-06-22
Phase measurement device and method in microwave tomography system Grant 9,678,124 - Kim , et al. June 13, 2	2017-06-13
Apparatus And Method For Reducing Electromagnetic Wave In Wireless Power Transmission Device App 20170141615 - MOON; Jung Ick ; et al.	2017-05-18
Microwave Tomography Apparatus And Method Thereof App 20170007150 - JEON; Soon Ik ; et al.	2017-01-12
Device And Method For Controlling Exposure Of Electromagnetic Waves From Base Station App 20160374031 - LEE; Ae Kyoung ; et al.	2016-12-22
Method and apparatus for reconstructing dielectric image using electromagnetic waves Grant 9,519,054 - Kim , et al. December 13, 2	2016-12-13
Method And Apparatus For Focusing Microwave And Thermally Imaging For Biological Tissue App 20160287086 - SON; Seong Ho ; et al.	2016-10-06
Method And Apparatus For Determining Contention Window Size In Communication System App 20160269303 - PARK; Seung Keun ; et al.	2016-09-15
Data Frame Structure And Operation Method Thereof For Sharing Frequency Among Asynchronous Cells In Wireless Communication System App 20160261453 - UM; Jung Sun ; et al.	2016-09-08
Method of providing amount of exposure to electromagnetic waves and user terminal Grant 9,407,309 - Lee , et al. August 2, 2	2016-08-02
Terminal And Method For Allocating Resource App 20160183254 - JUNG; Hoi Yoon ; et al.	2016-06-23
Method And Apparatus For Generating Pilot Pattern For Mimo Antenna App 20160127099 - HWANG; Sung Hyun ; et al.	2016-05-05
Apparatus and method for self-examining abnormality of breast tissue Grant 9,282,913 - Jeon , et al. March 15, 2	2016-03-15
Energy Charging Apparatus And Method App 20160064946 - CHO; In Kui ; et al.	2016-03-03
Method Of Providing Specific Absorption Rate (sar), And User Terminal App 20150323472 - LEE; Ae Kyoung ; et al.	2015-11-12
Method and apparatus for measuring radiated power of antenna Grant 9,121,874 - Oh , et al. September 1, 2	2015-09-01
Apparatus And Method For Breast Cancer Detection Based On The Measured Microwave Signal Decomposition App 20150238113 - SON; Seong Ho ; et al.	2015-08-27
Analyzing Method Of Junction Of Coaxial Probe For Measuring Permittivity And Analyzing Apparatus Thereof App 20150241492 - LEE; Young Seung ; et al.	2015-08-27
Method Of Providing Amount Of Exposure To Electromagnetic Waves And User Terminal App 20150188590 - LEE; Ae Kyoung ; et al.	2015-07-02
Phase Measurement Device And Method In Microwave Tomography System App 20150084644 - KIM; Hyuk-Je ; et al.	2015-03-26
Method And Apparatus For Reconstructing Dielectric Image Using Electromagnetic Waves App 20150042508 - KIM; Bo Ra ; et al.	2015-02-12
Apparatus And Method For Self-examining Abnormality Of Breast Tissue App 20140316260 - JEON; Soon Ik ; et al.	2014-10-23
Apparatus And Method For Measuring Shape Of Underwater Object App 20140285655 - SON; Seong-Ho ; et al.	2014-09-25
Method And Apparatus For Calculating Electromagnetic Wave From Electronic Device App 20140136134 - OH; Soon-Soo ; et al.	2014-05-15
Method And System For Sensing Radio Wave In Diagnostic Imaging Of Breast Cancer App 20140128716 - SON; Seong Ho ; et al.	2014-05-08
Apparatus For Measuring Radiated Power Of Wireless Communication Device And Method Thereof App 20140057571 - OH; Soon-Soo ; et al.	2014-02-27
Microwave Imaging Breast Phantom, Method For Testing Reliability Of Breast Cancer Diagnostic Apparatus Using The Phantom, And Breast Cancer Diagnostic Apparatus Including The Phantom App 20140002106 - LEE; Jong Moon ; et al.	2014-01-02
Method And Apparatus For Measuring Radiated Power Of Antenna App 20130249746 - OH; Soon-Soo ; et al.	2013-09-26
Method And Apparatus For Measuring 3-dimensional Object Shape Based On Shadows App 20130116572 - SON; Seong-Ho ; et al.	2013-05-09
Dipole tag antenna structure mountable on metallic objects using artificial magnetic conductor for wireless identification and wireless identification system using the dipole tag antenna structure Grant 8,325,104 - Sim , et al. December 4, 2	2012-12-04
Tag antenna structure for wireless identification and wireless identification system using the tag antenna structure Grant 8,104,691 - Sim , et al. January 31, 2	2012-01-31
Frequency selective surface structure for filtering of single frequency band Grant 8,098,213 - Kim , et al. January 17, 2	2012-01-17
Antenna system having electromagnetic bandgap Grant 8,044,862 - Sim , et al. October 25, 2	2011-10-25
Electromagnetic wave absorber using resistive material Grant 8,013,777 - Sim , et al. September 6, 2	2011-09-06
Frequency Selective Surface Structure For Filtering Of Single Frequency Band App 20100019988 - Kim; Dong-Ho ; et al.	2010-01-28
Dipole Tag Antenna Structure Mountable On Metallic Objects Using Artificial Magnetic Conductor For Wireless Identification And Wireless Identification System Using The Dipole Tag Antenna Structure App 20100007569 - Sim; Dong-Uk ; et al.	2010-01-14
Tag Antenna Structure For Wireless Identification And Wireless Identification System Using The Tag Antenna Structure App 20100001080 - Sim; Dong-Uk ; et al.	2010-01-07
Electromagnetic Wave Absorber Using Resistive Material App 20090284404 - Sim; Dong-Uk ; et al.	2009-11-19
Apparatus and method for reducing electromagnetic waves App 20090237323 - Kwak; Sang il ; et al.	2009-09-24
Electromagnetic shielding material having carbon nanotube and metal as electrical conductor Grant 7,588,700 - Kwon , et al. September 15, 2	2009-09-15
Planar inverted F antenna tapered type PIFA with corrugation Grant 7,589,692 - Kim , et al. September 15, 2	2009-09-15
Antenna system having electromagnetic bandgap App 20090201212 - Sim; Dong-Uk ; et al.	2009-08-13
Metal Case And Unit Cell For Preventing Electrostatic Discharge And Method Of Forming The Same App 20090147428 - KWON; Jong Hwa ; et al.	2009-06-11
Method for reducing electromagnetic field of terminal and terminal having structure for reducing electromagnetic field App 20090027279 - Choi; Hyung-Do ; et al.	2009-01-29
Method for reducing electromagnetic field of terminal and terminal having structure for reducing electromagnetic field App 20080079638 - Choi; Hyung-Do ; et al.	2008-04-03
Method for measuring electromagnetic radiation pattern and gain of radiator using term waveguide Grant 7,336,230 - Lee , et al. February 26, 2	2008-02-26
Planar inverted f antenna tapered type pifa with corrugation App 20070132640 - Kim; Byung-Chan ; et al.	2007-06-14
Method for measuring electromagnetic radiation pattern and gain of radiator using tem waveguide App 20070126427 - Lee; Ae-Kyoung ; et al.	2007-06-07
Electromagnetic shielding material having carbon nanotube and metal as eletrical conductor App 20070018142 - Kwon; Jong-Hwa ; et al.	2007-01-25

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