CHO; Hwan

Patent Applications and Registrations

Patent applications and USPTO patent grants for CHO; Hwan.The latest application filed is for "image processing system, method and computer readable recording medium thereof".

Company Profile

1.17.30

CHO; Hwan - Seoul KR
Cho; Hwan - Goyang-Si KR
Cho; Hwan - Gyunggi-do KR
Cho; Hwan - Suwon KR
Cho; Hwan - Gyeonggi-do KR
CHO; Hwan - Suwon-Si KR
Cho; Hwan - Goyeng-si 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
Image Processing System, Method And Computer Readable Recording Medium Thereof App 20200162679 - AHN; Sangil ; et al.	2020-05-21
Control device of synchronous rectifier and power supply Grant 9,595,879 - Gong , et al. March 14, 2	2017-03-14
Power supply device Grant 9,543,843 - Heo , et al. January 10, 2	2017-01-10
Power supplying apparatus Grant 9,385,618 - Gong , et al. July 5, 2	2016-07-05
Circuit for driving synchronous rectifier and power supply apparatus including the same Grant 9,362,836 - Gong , et al. June 7, 2	2016-06-07
Switching converter and AC adapter using the same Grant 9,356,528 - Gong , et al. May 31, 2	2016-05-31
Switched-mode power supply using variable bias current Grant 9,356,594 - Cho , et al. May 31, 2	2016-05-31
Synchronous Rectification Controller And Power Converter Using The Same App 20160105122 - GONG; Jung Chul ; et al.	2016-04-14
Phase shift circuit and power factor correction circuit including the same Grant 9,270,165 - Jang , et al. February 23, 2	2016-02-23
Phase shift circuit and power factor correction circuit including the same Grant 9,252,655 - Yang , et al. February 2, 2	2016-02-02
Signal Generator And Pfc Converter Using The Same App 20160020690 - LEE; Man Dong ; et al.	2016-01-21
Power factor correction circuit Grant 9,225,235 - Jang , et al. December 29, 2	2015-12-29
Detector Having Offset Cancellation Function, And Power Factor Correction Apparatus And Power Supplying Apparatus Having The Same App 20150333621 - YANG; Jeong Mo ; et al.	2015-11-19
Control Device Of Synchronous Rectifier And Power Supply App 20150333641 - GONG; Jung Chul ; et al.	2015-11-19
Power supply device Grant 9,112,353 - Gong , et al. August 18, 2	2015-08-18
Power Supply Device App 20150194872 - LEE; Man Dong ; et al.	2015-07-09
Power Supplying Apparatus App 20150180359 - GONG; Jung Chul ; et al.	2015-06-25
Circuit For Driving Synchronous Rectifier And Power Supply Apparatus Including The Same App 20150171728 - GONG; Jung Chul ; et al.	2015-06-18
Switching mode power supply and control method thereof Grant 9,036,374 - Kim , et al. May 19, 2	2015-05-19
Power Supply Device App 20150109832 - HEO; Tae Won ; et al.	2015-04-23
Pfc Control Circuit, Active Pfc Circuit And Pfc Control Method App 20150102786 - KIM; Byung Hoon ; et al.	2015-04-16
Circuit For Driving Power Switch, Power Supply Apparatus And Method For Driving Power Switch App 20150043250 - CHO; Hwan ; et al.	2015-02-12
Switched-mode Power Supply Using Variable Bias Current App 20150002122 - CHO; Hwan ; et al.	2015-01-01
Power supply device, control integrated circuit thereof, and method of controlling power supply device Grant 8,811,044 - Gong , et al. August 19, 2	2014-08-19
Switching Converter And Ac Adapter Using The Same App 20140211517 - Gong; Jung Chul ; et al.	2014-07-31
Power Factor Correction Circuit App 20140185339 - JANG; Yu Jin ; et al.	2014-07-03
Switching Mode Power Supply And Control Method Thereof App 20140185343 - KIM; Jung Hyun ; et al.	2014-07-03
Switching Mode Power Supply And Switching Control Circuit Thereof App 20140177287 - CHO; Hwan ; et al.	2014-06-26
Phase Shift Circuit And Power Factor Correction Circuit Including The Same App 20140177295 - JANG; Yu Jin ; et al.	2014-06-26
Phase Shift Circuit And Power Factor Correction Circuit Including The Same App 20140176089 - YANG; Jeong Mo ; et al.	2014-06-26
Overload And Short-circuit Sensing Circuit And Converter Protecting Circuit And Method App 20140177107 - JANG; Yu Jin ; et al.	2014-06-26
Blanking Control Circuit For Controlling Synchronous Rectifier And Method Of Controlling Synchronous Rectifier Using The Circuit App 20140169050 - GONG; Jung Chul ; et al.	2014-06-19
Shunt Regulator Having Protection Function And Power Supply Device Having The Same App 20140085942 - GONG; Jung Chul ; et al.	2014-03-27
Control Ic Having Auto Recovery Circuit, Auto Recovery Circuit Of Control Ic, Power Converter System And Method For Auto Recovering Control Ic App 20130119956 - Cho; Hwan ; et al.	2013-05-16
Power Supply Device App 20130100566 - Gong; Jung Chul ; et al.	2013-04-25
Novel Quinazoline-2,4-Dione Derivative, and Medical Compositions for the Prophylaxis and Treatment of Cranial Nerve Disease Containing the Same App 20130102622 - CHO; Hwan ; et al.	2013-04-25
Power supply apparatus and method for AMOLED Grant 8,339,052 - Bea , et al. December 25, 2	2012-12-25
Power Supply Device, Control Integrated Circuit Thereof, And Method Of Controlling Power Supply Device App 20120306461 - Gong; Jung Chul ; et al.	2012-12-06
Current mode DC-DC converter having a pulse width modulation signal of reduced delay Grant 8,222,878 - Bea , et al. July 17, 2	2012-07-17
Slope compensation circuit Grant 8,058,939 - Bea , et al. November 15, 2	2011-11-15
Current Mode Dc-dc Converter App 20100164453 - Bea; Sung-Hoon ; et al.	2010-07-01
Power Supply Apparatus And Method For Amoled App 20100164391 - Bea; Sung-Hoon ; et al.	2010-07-01
Slope Compensation Circuit App 20100164563 - Bea; Sung-Hoon ; et al.	2010-07-01

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