CHOI; Heung Gyoon

Patent Applications and Registrations

Patent applications and USPTO patent grants for CHOI; Heung Gyoon.The latest application filed is for "planar transformer including y-capacitor".

Company Profile

7.34.41

CHOI; Heung Gyoon - SUWON-SI KR
- Suwon-Si KR
Choi; Heung Gyoon - Gyunggi-do KR
Choi; Heung Gyoon - Suwon KR
Choi; Heung Gyoon - Suwon-Shi 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
Planar Transformer Including Y-capacitor App 20210327638 - KWON; Changyong ; et al.	2021-10-21
Transformer and power supply device including the same Grant 10,991,501 - Eom , et al. April 27, 2	2021-04-27
Transformer and LLC resonant converter having the same Grant 10,958,182 - Ji , et al. March 23, 2	2021-03-23
Transformer And Power Supply Device Including The Same App 20200203056 - EOM; Jae Gen ; et al.	2020-06-25
Transformer and power supply device including the same Grant 10,658,101 - Eom , et al.	2020-05-19
Transformer And Llc Resonant Converter Having The Same App 20200136518 - JI; Sang-keun ; et al.	2020-04-30
Transformer and LLC resonant converter having the same Grant 10,630,191 - Ji , et al.	2020-04-21
Transformer and power supply device including the same Grant 10614944 -	2020-04-07
LLC resonant converter and electronic device Grant 10,541,619 - Ji , et al. Ja	2020-01-21
Transformer and plate coil molded body Grant 10,388,449 - Park , et al. A	2019-08-20
Transformer And Power Supply Device Including The Same App 20190252107 - EOM; Jae Gen ; et al.	2019-08-15
Transformer and power supply device including the same Grant 10,312,012 - Eom , et al.	2019-06-04
Transformer and power supply device including the same Grant 10,163,554 - Eom , et al. Dec	2018-12-25
Transformer And Llc Resonant Converter Having The Same App 20180342953 - JI; Sang-keun ; et al.	2018-11-29
Llc Resonant Converter And Electronic Device App 20180342958 - JI; Sang-keun ; et al.	2018-11-29
Non-contact type power transmitting apparatus, non-contact type power transmitting-receiving apparatus, contact/non-contact type power transmitting apparatus, and contact/non-contact type power transmitting-receiving apparatus Grant 9,876,363 - Lee , et al. January 23, 2	2018-01-23
Coil component and power supply apparatus including the same Grant 9,865,390 - Li , et al. January 9, 2	2018-01-09
Transformer and power supply device including the same Grant 9,824,810 - Eom , et al. November 21, 2	2017-11-21
Coil Component And Power Supply Apparatus Including The Same App 20170076856 - LI; Xin Lan ; et al.	2017-03-16
Transformer And Plate Coil Molded Body App 20170032888 - PARK; Geun-young ; et al.	2017-02-02
Coil component and power supply apparatus including the same Grant 9,536,651 - Li , et al. January 3, 2	2017-01-03
Voltage control circuit with temperature compensation function Grant 9,454,172 - Kim , et al. September 27, 2	2016-09-27
Single stage forward-flyback converter and power supply apparatus for light emitting diode Grant 9,450,495 - Han , et al. September 20, 2	2016-09-20
Coil Component And Power Supply Apparatus Including The Same App 20160078996 - LI; Xin Lan ; et al.	2016-03-17
Non-contact Type Power Transmitting Apparatus, Non-contact Type Power Transmitting-receiving Apparatus, Contact/non-contact Type Power Transmitting Apparatus, And Contact/non-contact Type Power Transmitting-receiving Apparatus App 20160079763 - LEE; Young Min ; et al.	2016-03-17
Coil Component And Power Supply Unit Including The Same App 20150364245 - JANG; Se Hoon ; et al.	2015-12-17
Dimming control apparatus, light system driving apparatus and dimming control method Grant 9,192,010 - Seo , et al. November 17, 2	2015-11-17
Coil Component And Manufacturing Method Thereof App 20150279547 - PARK; Geun Young ; et al.	2015-10-01
Transformer And Adapter App 20150179334 - JEONG; Nak Jun ; et al.	2015-06-25
Transformer And Adapter App 20150179333 - JEONG; Nak Jun ; et al.	2015-06-25
Transformer And Power Supply Device Including The Same App 20150130575 - EOM; Jae Gen ; et al.	2015-05-14
Transformer And Power Supply Device Including The Same App 20150130578 - EOM; Jae Gen ; et al.	2015-05-14
Transformer And Power Supply Device Including The Same App 20150130574 - EOM; Jae Gen ; et al.	2015-05-14
Transformer And Power Supply Device Including The Same App 20150061805 - EOM; Jae Gen ; et al.	2015-03-05
Power module and display device Grant 8,953,339 - Choi , et al. February 10, 2	2015-02-10
Multi power supply apparatus for driving light emitting diodes Grant 8,860,317 - Park , et al. October 14, 2	2014-10-14
DC/DC converter and driving apparatus having the same Grant 8,786,204 - Park , et al. July 22, 2	2014-07-22
Feedback Control Circuit And Power Supply Apparatus Using Dimming Adjustment And Forward Voltage Control App 20140184103 - Kim; Min Jin ; et al.	2014-07-03
Single Stage Forward-flyback Converter And Power Supply Apparatus For Light Emitting Diode App 20140184093 - HAN; Sang Kyoo ; et al.	2014-07-03
Dimming Control Apparatus, Light System Driving Apparatus And Dimming Control Method App 20140176001 - SEO; Kyu Tae ; et al.	2014-06-26
Voltage Control Circuit With Temperature Compensation Function App 20140176111 - KIM; Ki Hong ; et al.	2014-06-26
Led Driving Apparatus And Method App 20140159603 - LEE; Keun Wook ; et al.	2014-06-12
Control circuit of LLC resonant converter and LLC resonant converter using the same Grant 8,717,784 - Park , et al. May 6, 2	2014-05-06
Transformer Grant 8,698,587 - Park , et al. April 15, 2	2014-04-15
Transformer App 20140077915 - PARK; Geun Young ; et al.	2014-03-20
Power supply device for driving light emitting diode Grant 8,508,157 - Kim , et al. August 13, 2	2013-08-13
Dc/dc Converter And Driving Apparatus Having The Same App 20130169180 - PARK; Sang Gab ; et al.	2013-07-04
Power Module And Display Device App 20130155350 - CHOI; Heung Gyoon ; et al.	2013-06-20
Lamp driver Grant 8,446,103 - Han , et al. May 21, 2	2013-05-21
Backlight unit driver Grant 8,373,354 - Han , et al. February 12, 2	2013-02-12
Control Circuit Of Llc Resonant Converter And Llc Resonant Converter Using The Same App 20120163038 - Park; Sang Gab ; et al.	2012-06-28
Overcurrent Detection Circuit Of Light Emitting Module App 20120154969 - KIM; Jin Hwan ; et al.	2012-06-21
LED driving circuit Grant 8,120,278 - Choi , et al. February 21, 2	2012-02-21
Power Supply Device For Driving Light Emitting Diode App 20120007512 - KIM; Tae Shik ; et al.	2012-01-12
Transformer App 20120001717 - PARK; Geun Young ; et al.	2012-01-05
Lamp driving circuit Grant 8,084,954 - Kim , et al. December 27, 2	2011-12-27
Switching mode power supply circuit Grant 8,068,353 - Kim , et al. November 29, 2	2011-11-29
Multi Power Supply Apparatus For Driving Light Emitting Diodes App 20110260631 - PARK; Sang Gab ; et al.	2011-10-27
Lamp Driver App 20110234111 - Han; Sang Kyoo ; et al.	2011-09-29
Planar Transformer App 20110227688 - PARK; Geun Young ; et al.	2011-09-22
Backlight Unit Driver App 20110204804 - HAN; Sang Kyoo ; et al.	2011-08-25
Flat Panel Display Device And Common Mode Filter Used Therefor App 20110176282 - KIM; Deuk Hoon ; et al.	2011-07-21
Power Module And Display Device App 20100309644 - CHOI; Heung Gyoon ; et al.	2010-12-09
Led Driving Circuit App 20100237799 - CHOI; Heung Gyoon ; et al.	2010-09-23
Switching Mode Power Supply Circuit App 20090316455 - KIM; Sung Ho ; et al.	2009-12-24
Lamp Driving Circuit App 20090261754 - Kim; Sung Ho ; et al.	2009-10-22
Power Factor Corrected Circuit Having Integrated Coil App 20090109717 - RYU; Dong Kyun ; et al.	2009-04-30
Power supply circuit compensating power factor Grant 6,686,725 - Choi , et al. February 3, 2	2004-02-03