Ryoo; Ji Yeoul

Patent Applications and Registrations

Patent applications and USPTO patent grants for Ryoo; Ji Yeoul.The latest application filed is for "split driver backlightsystems and methods".

Company Profile

8.13.11

Ryoo; Ji Yeoul - Cupertino CA
Ryoo; Ji Yeoul - Hwaseong-si KR
Ryoo; Ji-Yeoul - Hweseong-si KR
Ryoo; Ji-yeoul - Suwon KR
Ryoo; Ji Yeoul - Taejon-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
Split driver backlightsystems and methods Grant 10,728,969 - Navabi-Shirazi , et al.	2020-07-28
Display backlight headroom control systems and methods Grant 10,678,092 - Ryoo , et al.	2020-06-09
Load transient response control systems and methods for electronic device displays Grant 10,383,186 - Xie , et al. A	2019-08-13
Split Driver Backlightsystems And Methods App 20190215924 - Navabi-Shirazi; Mohammad J. ; et al.	2019-07-11
Split driver backlight systems and methods Grant 10,237,936 - Navabi-Shirazi , et al.	2019-03-19
Split Driver Backlight Systems And Methods App 20190059136 - NAVABI-SHIRAZI; Mohammad J. ; et al.	2019-02-21
Load Transient Response Control Systems And Methods For Electronic Device Displays App 20190053337 - XIE; Yanhui ; et al.	2019-02-14
Display Backlight Headroom Control Systems And Methods App 20180373094 - RYOO; Ji Yeoul ; et al.	2018-12-27
Stability compensation circuit and DC-DC converter including the same Grant 8,446,138 - Ryoo May 21, 2	2013-05-21
Device and method of reducing inrush current Grant 8,054,604 - Ryoo November 8, 2	2011-11-08
Reset control method and apparatus in power management integrated circuit Grant 8,054,112 - Ryoo November 8, 2	2011-11-08
Maximum voltage source selector Grant 8,022,574 - Ryoo September 20, 2	2011-09-20
Switching DC-DC converter with adaptive-minimum-on-time control and method of adaptively controlling minimum-on-time of a switching DC-DC converter Grant 8,022,680 - Ryoo September 20, 2	2011-09-20
Negative supply voltage generating circuit and semiconductor integrated circuit having the same Grant 7,948,300 - Ryoo May 24, 2	2011-05-24
Stability compensation circuit and DC-DC converter including the same App 20100052640 - Ryoo; Ji Yeoul	2010-03-04
Negative Supply Voltage Generating Circuit And Semiconductor Integrated Circuit Having The Same App 20100039170 - Ryoo; Ji-Yeoul	2010-02-18
Maximum Voltage Source Selector App 20090134708 - RYOO; Ji-Yeoul	2009-05-28
Power Converter Having Auto Conversion Function For Pulse Skip Mode And Control Method App 20090128113 - RYOO; Ji-Yeoul	2009-05-21
Switching DC-DC converter with adaptive-minimum-on-time control and method of adaptively controlling minimum-on-time of a switching DC-DC converter App 20090058383 - Ryoo; Ji-Yeoul	2009-03-05
Device and method of reducing inrush current App 20090040677 - Ryoo; Ji-Yeoul	2009-02-12
Reset control method and apparatus in power management integrated circuit App 20090002037 - Ryoo; Ji-Yeoul	2009-01-01
Circuit and method for eliminating pop noise in digital audio amplifier using dual power supply Grant 7,313,244 - Ryoo , et al. December 25, 2	2007-12-25
Vacuum field transistor Grant 6,437,360 - Cho , et al. August 20, 2	2002-08-20

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