Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
JK

John William Kesterson

DSDialog Semiconductor: 30 patents #5 of 293Top 2%
IWIwatt: 19 patents #2 of 46Top 5%
DLDialog Semiconductor (Uk) Limited: 4 patents #59 of 310Top 20%
RLRenesas Design (Uk) Limited: 1 patents #4 of 22Top 20%
Central Point, OR: #2 of 66 inventorsTop 4%
Oregon: #590 of 28,073 inventorsTop 3%
Overall (All Time): #44,980 of 4,157,543Top 2%
55 Patents All Time

Issued Patents All Time

Showing 26–50 of 55 patents

Patent #TitleCo-InventorsDate
8982584 Power supply regulation for ultra-low load and no-load operation Fuqiang Shi, Yong Li, David Nguyen 2015-03-17
8970135 Adaptive dimmer detection and control for LED lamp Junjie Zheng, Richard M. Myers, Baorong Chen, Gordon Chen 2015-03-03
8964422 EMI frequency spreading method for switching power converter Fuqiang Shi, Yong Li, David Nguyen, Junjie Zheng 2015-02-24
8823283 Power dissipation monitor for current sink function of power switching transistor Richard M. Myers 2014-09-02
8791647 Predictive control of power converter for LED driver Xiaoyan Wang, Xuecheng Jin, Enzhu Liang, Selcuk Sen 2014-07-29
8787039 Hybrid adaptive power factor correction schemes for switching power converters Fuqiang Shi, Xiaolin Gao, Hien Huu Bui, Yong Li 2014-07-22
8755203 Valley-mode switching schemes for switching power converters Yong Li, Hien Huu Bui, Junjie Zheng 2014-06-17
8723437 Filter bandwidth adjustment in a multi-loop dimmer control circuit Xiaoyan Wang, Clarita Poon, Guang Feng, Haiju Li 2014-05-13
8710752 Adaptive switch mode LED system Xuecheng Jin, Minjong Kim, Enzhu Liang, Xiaoyan Wang 2014-04-29
8643303 Adaptive dimmer detection and control for LED lamp Junjie Zheng, Richard M. Myers, Baorong Chen, Gordon Chen 2014-02-04
8576586 Dynamic drive of switching transistor of switching power converter Junjie Zheng, Jun Zheng, Andrew Kwok-Cheung Lee, Allan Lin, Hien Huu Bui +2 more 2013-11-05
8564270 On-time compensation for switching power converters Liang Yan 2013-10-22
8334662 Adaptive switch mode LED driver Xuecheng Jin, Yu-Cheng Chang, Yang Li, Maofeng Lan, Xiaoyan Wang +1 more 2012-12-18
8289732 Controller for switching power converter driving BJT based on primary side adaptive digital control Yong Li, Jun Zheng, Junjie Zheng 2012-10-16
8222832 Adaptive dimmer detection and control for LED lamp Junjie Zheng, Richard M. Myers, Baorong Chen, Gordon Chen 2012-07-17
8199539 Adaptive control for transition between multiple modulation modes in a switching power converter Xiaoyan Wang, Liang Yan, Junjie Zheng, Clarita Poon 2012-06-12
8184762 Digital phase lock loop with multi-phase master clock Carrie Seim, Selcuk Sen, Xuecheng Jin 2012-05-22
8049481 Adaptive multi-mode digital control improving light-load efficiency in switching power converters Yong Li, Carrie Seim, Junjie Zheng, Liang Yan, Clarita Poon +1 more 2011-11-01
8018743 Adaptive control for transition between multiple modulation modes in a switching power converter Xiaoyan Wang, Liang Yan, Junjie Zheng, Clarita Poon 2011-09-13
7974107 System and method for controlling a current limit with primary side sensing using a hybrid PWM and PFM control Yong Li, Junjie Zheng, Liang Yan, Xiao Yan Wang 2011-07-05
7974109 Digital compensation for cable drop in a primary side control power supply controller Mark R. Muegge, Mark Eason 2011-07-05
7928670 LED driver with multiple feedback loops Yuhui Chen, Junjie Zheng 2011-04-19
7876582 Compensating on-time delay of switching transistor in switching power converters Junjie Zheng 2011-01-25
7739626 Method and apparatus for small die low power system-on-chip design with intelligent power supply chip Xuecheng Jin, Andrey Malinin 2010-06-15
7724547 Compensating on-time delay of switching transistor in switching power converters Junjie Zheng 2010-05-25