KC

Kuang-Fu Chang

RT Richtek Technology: 13 patents #33 of 459Top 8%
RM Richpower Microelectronics: 2 patents #7 of 20Top 35%
Overall (All Time): #269,295 of 4,157,543Top 7%
17
Patents All Time

Issued Patents All Time

Showing 1–17 of 17 patents

Patent #TitleCo-InventorsDate
12144595 Blood pressure measurement devices and methods Yu-Chi Wang, Leng-Chun Chen, Jun Chen, Wen-Pin Shih 2024-11-19
11496055 Power converter, switch control circuit and short circuit detection method for current sensing resistor of the power converter Tzu-Chen Lin 2022-11-08
10786163 Blood pressure measurement devices and methods Yu-Chi Wang, Leng-Chun Chen, Jun Chen, Wen-Pin Shih 2020-09-29
10686366 Flyback power converter having overly high voltage protection and primary side controller circuit thereof 2020-06-16
10505461 Flyback power converter circuit and primary side controller circuit and method thereof Chien-Hung Chen 2019-12-10
10320304 Power converter and secondary side controller and short circuit determination method for current sensing resistor of the power converter Yu-Kai Chen 2019-06-11
10218280 Power converter, switch control circuit and short circuit detection method for current sensing resistor of the power converter Tzu-Chen Lin 2019-02-26
10153703 Flyback power converter with programmable output and control circuit and control method thereof Tzu-Chen Lin, Chien-Fu Tang 2018-12-11
9853554 Flyback converter and control circuit with standby mode 2017-12-26
9627982 Flyback power converter and control circuit thereof Kun-Yu Lin, Chien-Fu Tang, Hsin-Yi Wu 2017-04-18
9627984 Isolated power supply circuit with programmable function and control method thereof Tzu-Chen Lin, Chih-Wei Chi 2017-04-18
9614449 Flyback power converter with programmable output and control circuit and control method thereof Tzu-Chen Lin, Chien-Fu Tang 2017-04-04
9601983 Flyback power converter with weighted frequency and quasi-resonance Tzu-Chen Lin, Li-Di Luo 2017-03-21
9362834 Flyback power supply circuit with programmable function and control method thereof Chien-Fu Tang, Isaac Y. Chen, Hsin-Yi Wu, An-Tung Chen 2016-06-07
8811043 Switching regulator capable of suppressing inrush current and control circuit thereof Yu-Chang Chen 2014-08-19
8533508 Apparatus and method for reducing the standby power consumption of a display, and display with low standby power consumption Yu-Ming Chen, Pei-Lun Huang 2013-09-10
8390964 Protection apparatus and method for an isolated type power supply Yu-Ming Chen, Pei-Lun Huang 2013-03-05