Ahn; Byunghak
Patent Applications and Registrations
Patent applications and USPTO patent grants for Ahn; Byunghak.The latest application filed is for "switch control circuit, power supply device comprising the same and driving method of the power supply device".
- Ahn; Byunghak - Seoul KR
| Patent | Date |
|---|---|
| Cable compensation circuit Grant 10,289,134 - Park , et al. | 2019-05-14 |
| LED emitting device and driving method thereof Grant 9,101,032 - Kim , et al. August 4, 2 | 2015-08-04 |
| Switch Control Circuit, Power Supply Device Comprising The Same And Driving Method Of The Power Supply Device App 20140286056 - YOON; Jaehan ; et al. | 2014-09-25 |
| LED emitting device and driving method thereof Grant 8,816,607 - Chung , et al. August 26, 2 | 2014-08-26 |
| LED emitting device Grant 8,760,082 - Yang , et al. June 24, 2 | 2014-06-24 |
| Cable Compensation Circuit App 20140159678 - PARK; Youngbae ; et al. | 2014-06-12 |
| LED emitting device and driving method thereof Grant 8,729,822 - Chung , et al. May 20, 2 | 2014-05-20 |
| Led Driver Ic, Driving Method Thereof, And Led Emitting Device Using The Led Driver Ic And The Driving Method App 20130293109 - CHEON; Eun ; et al. | 2013-11-07 |
| LED Emitting Device and Driving Method Thereof App 20130249406 - KIM; Jin-Tae ; et al. | 2013-09-26 |
| LED light emitting device Grant 8,519,642 - Ahn , et al. August 27, 2 | 2013-08-27 |
| Led Emitting Device And Driving Method Thereof App 20120201019 - CHUNG; Jinhwa ; et al. | 2012-08-09 |
| Light Emitting Diode Emitting Device App 20120176038 - CHEON; Eun ; et al. | 2012-07-12 |
| Led Emitting Device App 20120104956 - YANG; Seunguk ; et al. | 2012-05-03 |
| Led Emitting Device And Driving Method Thereof App 20120032611 - CHUNG; Jinhwa ; et al. | 2012-02-09 |
| Led Light Emitting Device App 20110037407 - AHN; Byunghak ; et al. | 2011-02-17 |
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