HAN; HEE-SEOK

Patent Applications and Registrations

Patent applications and USPTO patent grants for HAN; HEE-SEOK.The latest application filed is for "multi-phase switching regulator including interleaving circuit and switching regulating method using the same".

Company Profile

1.14.16

HAN; HEE-SEOK - YONGIN-SI KR
Han; Hee Seok - Gyeonggi-do KR
Han; Hee-Seok - Hwaseong-si N/A KR
Han; Hee-Seok - Daejeon KR
Han; Hee-seok - Daejon 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
Multi-phase Switching Regulator Including Interleaving Circuit And Switching Regulating Method Using The Same App 20210399641 - LEE; SUN-KYU ; et al.	2021-12-23
Multi-phase switching regulator including interleaving circuit and switching regulating method using the same Grant 11,152,860 - Lee , et al. October 19, 2	2021-10-19
Multi-phase Switching Regulator Including Interleaving Circuit And Switching Regulating Method Using The Same App 20200119648 - LEE; SUN-KYU ; et al.	2020-04-16
LED lighting device using ballast for fluorescent lamp Grant 9,445,463 - Choi , et al. September 13, 2	2016-09-13
Power supply and display apparatus having the same Grant 9,001,098 - Seo , et al. April 7, 2	2015-04-07
Light source driver, method of driving the same and devices including the same Grant 8,581,830 - Han November 12, 2	2013-11-12
Led Lighting Device Using Ballast For Fluorescent Lamp App 20130278161 - CHOI; Jaeyoung ; et al.	2013-10-24
Circuit and method of driving light emitting diodes, and light emitting diode system having the same Grant 8,368,312 - Kim , et al. February 5, 2	2013-02-05
Charge pump circuit and voltage converter using the same Grant 8,232,835 - Kim , et al. July 31, 2	2012-07-31
Light Emitting Diode Driving Circuit, And Display Device Having The Same App 20120127214 - HAN; Hee-Seok ; et al.	2012-05-24
Light Source Driver, Method Of Driving The Same And Devices Including The Same App 20110204817 - HAN; Hee Seok	2011-08-25
Method Of Controlling Supply Voltage, Multi-channel Light-emitting Diode Driving Circuit And Multi-channel System Using The Same App 20110121755 - HAN; Hee-seok	2011-05-26
Power Supply And Display Apparatus Having The Same App 20110115770 - Seo; Myung-Ho ; et al.	2011-05-19
Circuit And Method Of Driving Light Emitting Diodes, And Light Emitting Diode System Having The Same App 20110109243 - KIM; Yong-Hun ; et al.	2011-05-12
Apparatus And Method Of Driving Led, System For Driving Led Using The Same, And Liquid Crystal Display Apparatus Including The System App 20110050110 - Han; Hee-seok	2011-03-03
Integrated circuit devices having level shifting circuits therein Grant 7,880,501 - Han , et al. February 1, 2	2011-02-01
Charge Pump Circuit and Voltage Converter Using the Same App 20100171372 - Kim; Hyoung-rae ; et al.	2010-07-08
Charge Pump Using Low Voltage Capacitors And Ddi Comprising The Charge Pump App 20100019831 - Han; Hee-seok	2010-01-28
Integrated Circuit Devices Having Level Shifting Circuits Therein App 20090315610 - Han; Hee-Seok ; et al.	2009-12-24
Discharge lamp driving circuit and method of driving a discharge lamp Grant 7,414,373 - Cho , et al. August 19, 2	2008-08-19
Discharge lamp driving circuit having a signal detection circuit therein Grant 7,388,336 - Cho , et al. June 17, 2	2008-06-17
Ultra wideband filter based on a pair of cross-coupled transistors Grant 7,345,527 - Park , et al. March 18, 2	2008-03-18
Discharge Lamp Driving Circuit Having a Signal Detection Circuit Therein App 20070229084 - Cho; Gyu-Hyeong ; et al.	2007-10-04
Discharge Lamp Driving Circuit and Method of Driving a Discharge Lamp App 20070229002 - Cho; Gyu-Hyeong ; et al.	2007-10-04
Discharge lamp driving circuit Grant 7,242,155 - Cho , et al. July 10, 2	2007-07-10
Ultra wideband filter based on a pair of cross-coupled transistors App 20060176104 - Park; Eun-chul ; et al.	2006-08-10
Circuit and method for driving discharge lamp App 20060061304 - Cho; Gyu-Hyeong ; et al.	2006-03-23

uspto.report is an independent third-party trademark research tool that is not affiliated, endorsed, or sponsored by the United States Patent and Trademark Office (USPTO) or any other governmental organization. The information provided by uspto.report is based on publicly available data at the time of writing and is intended for informational purposes only.

While we strive to provide accurate and up-to-date information, we do not guarantee the accuracy, completeness, reliability, or suitability of the information displayed on this site. The use of this site is at your own risk. Any reliance you place on such information is therefore strictly at your own risk.

All official trademark data, including owner information, should be verified by visiting the official USPTO website at www.uspto.gov. This site is not intended to replace professional legal advice and should not be used as a substitute for consulting with a legal professional who is knowledgeable about trademark law.