KC

Kwan-Jen Chu

RT Richtek Technology: 42 patents #10 of 459Top 3%
PT Power Forest Technology: 7 patents #2 of 36Top 6%
TSMC: 4 patents #4,745 of 12,232Top 40%
Overall (All Time): #49,423 of 4,157,543Top 2%
53
Patents All Time

Issued Patents All Time

Showing 26–50 of 53 patents

Patent #TitleCo-InventorsDate
8140726 Single wire transmission interface and method for the same Nien-Hui Kung 2012-03-20
8085014 Dual power switch with activation control and voltage regulator using same Nien-Hui Kung, Chun-Tsung Chen, Tzu-Huan Chiu 2011-12-27
8049462 Universal serial bus charger circuit and charging method Nien-Hui Kung, Jing-Meng Liu 2011-11-01
7994728 Boost driver circuit with fast discharging function Nien-Hui Kung, Tzu-Huan Chiu, Chien-Ping Lu 2011-08-09
7940596 Adaptive zero current sense apparatus and method for a switching regulator Nien-Hui Kung, Tzu-Huan Chiu, Chien-Ping Lu 2011-05-10
7906939 Soft-stop circuit and method for a voltage regulator Nien-Hui Kung 2011-03-15
7898227 Non-synchronous boost converter including low-voltage device for load disconnection Tsung-Wei Huang, Shui-Mu Lin, Jien-Sheng Chen 2011-03-01
7876000 Power path control circuit Tzu-Huan Chiu, Nien-Hui Kung 2011-01-25
7847516 Circuit and method for detecting absent battery condition in a linear charger Nien-Hui Kung 2010-12-07
7751471 Pulse width modulation regulator system with automatically switching pulse skipping mode Chung-Lung Pai, Po-Shun Chung, Jing-Meng Liu 2010-07-06
7746926 Pulse width modulation regulator system with automatically switching pulse skipping mode Chung-Lung Pai, Po-Shun Chung, Jing-Meng Liu 2010-06-29
7714556 Quick response switching regulator and control method thereof Tzu-Huan Chiu, Nien-Hui Kung, Chien-Ping Lu 2010-05-11
7714645 Offset cancellation of a single-ended operational amplifier Shui-Mu Lin, Tsung-Wei Huang, Jien-Sheng Chen 2010-05-11
7696806 Level shift circuit and method for the same Chien-Ping Lu 2010-04-13
7667530 Charge pump down circuit and method for the same Shui-Mu Lin, Jien-Sheng Chen, Tsung-Wei Huang 2010-02-23
7656133 Capacitor charger with a modulated current varying with an input voltage and method thereof Chung-Lung Pai, Chun-Yen Huang, Jing-Meng Liu 2010-02-02
7652945 Adaptive zero current sense apparatus and method for a switching regulator Nien-Hui Kung, Tzu-Huan Chiu, Chien-Ping Lu 2010-01-26
7619394 Capacitor charger with a modulated current varying with an input voltage and method thereof Chung-Lung Pai, Chun-Yen Huang, Jing-Meng Liu 2009-11-17
7605571 Switching regulator with lower transistor capable of two states of ON or low current Nien-Hui Kung 2009-10-20
7580271 Apparatus and method for suppressing the input current inrush for a voltage converter in a pre-charge stage Yun-Chi Chiang, Jien-Sheng Chen 2009-08-25
7518888 Control circuit and method for a fly-back voltage converter Chung-Lung Pai, Yuan-Huang Cheng, Jing-Meng Liu 2009-04-14
7411379 Apparatus and method for over-voltage and over-current protection for a step-up current-mode converter Chung-Lung Pai, Chun-Chin Tung, Jing-Meng Liu 2008-08-12
7170763 Apparatus and method for constant delta current control in a capacitor charger Chung-Lung Pai, Chun-Yen Huang, Jing-Meng Liu 2007-01-30
7148666 Direct current voltage boosting/bucking device Liang-Pin Tai, Chun-Tsung Chen, Chin-Chiang Yeh, Po-Shun Chung, Chung-Lung Pai 2006-12-12
7062738 Flash memory compiler with flexible configurations Hung-Chang Yu 2006-06-13