Chang; Hsiang-Chung

Patent Applications and Registrations

Patent applications and USPTO patent grants for Chang; Hsiang-Chung.The latest application filed is for "flyback converter and control method thereof".

Company Profile

1.18.21

Chang; Hsiang-Chung - Zhubei TW
Chang; Hsiang-Chung - Zhubei City TW
Chang; Hsiang-Chung - Hsinchu County TW
Chang; Hsiang-Chung - Hsinchu N/A TW
Chang; Hsiang-Chung - Hsinchu City TW
Chang, Hsiang-Chung - Tai-Chung City TW
Chang; Hsiang-Chung - Tai-Chung TW
Chang; Hsiang-Chung - Taichung TW

*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
Flyback converter and control method thereof Grant 11,431,252 - Lin , et al. August 30, 2	2022-08-30
Constant on-time flyback converter and control method thereof Grant 11,387,738 - Cheng , et al. July 12, 2	2022-07-12
Flyback converter, control circuit thereof, and associated control method Grant 11,336,185 - Lin , et al. May 17, 2	2022-05-17
Multi-port power delivery system and related control method Grant 11,221,658 - Yeh , et al. January 11, 2	2022-01-11
Flyback Converter And Control Method Thereof App 20210367523 - Lin; Guan-Yu ; et al.	2021-11-25
Flyback Converter, Control Circuit Thereof, And Associated Control Method App 20210351702 - Lin; Guan-Yu ; et al.	2021-11-11
Isolated coupling structure Grant 11,170,926 - Cheng , et al. November 9, 2	2021-11-09
Signal Transmission Circuit For Providing Control Information From Secondary Side To Primary Side Of Power Converter, And Control Circuit For Power Converter App 20210344273 - Hsu; Hung-Ta ; et al.	2021-11-04
Constant On-time Flyback Converter And Control Method Thereof App 20210257916 - Cheng; Jung-Pei ; et al.	2021-08-19
Multi-port Power Delivery System And Related Control Method App 20210223838 - Yeh; Pao-Yao ; et al.	2021-07-22
Isolated Coupling Structure App 20190172621 - Cheng; Jung-Pei ; et al.	2019-06-06
Buck converter and control method therefor Grant 9,350,241 - Chang , et al. May 24, 2	2016-05-24
Over-current protection circuit and pulse width modulator having the same Grant 9,350,158 - Chen , et al. May 24, 2	2016-05-24
Over-current Protection Circuit And Pulse Width Modulator Having The Same App 20150288166 - CHEN; CHIH-YUAN ; et al.	2015-10-08
Buck Converter And Control Method Therefor App 20150188425 - CHANG; HSIANG-CHUNG ; et al.	2015-07-02
Charging circuit for capacitor Grant 9,048,675 - Yang , et al. June 2, 2	2015-06-02
Current-limit system and method Grant 8,901,907 - Yang , et al. December 2, 2	2014-12-02
Switching regulator capable of turning off lower gate switch completely during activation period Grant 8,823,350 - Hsu , et al. September 2, 2	2014-09-02
Current-limit System And Method App 20140097811 - Yang; Tse-Lung ; et al.	2014-04-10
Overcurrent detection circuit and overcurrent detection method Grant 8,675,320 - Chang , et al. March 18, 2	2014-03-18
Switching Regulator App 20140070776 - Hsu; Hung-Ta ; et al.	2014-03-13
Charging Circuit for Capacitor App 20130181685 - Yang; Tse-Lung ; et al.	2013-07-18
Overcurrent Detection Circuit and Overcurrent Detection Method App 20130163136 - Chang; Hsiang-Chung ; et al.	2013-06-27
Method and device for delaying activation timing of output device Grant 8,422,185 - Liu , et al. April 16, 2	2013-04-16
Switch Circuit Capable Of Preventing Voltage Spike, And Control Method And Layout Structure Thereof App 20120176178 - Yang; Tse-Lung ; et al.	2012-07-12
Power Mos Device App 20120139058 - Yang; Tse-Lung ; et al.	2012-06-07
Method and device for delaying activation timing of output device Grant 8,159,281 - Chang , et al. April 17, 2	2012-04-17
Method and Device for Delaying Activation Timing of Output Device App 20110316601 - Chang; Hsiang-Chung ; et al.	2011-12-29
Method and Device for Delaying Activation Timing of Output Device App 20110317317 - Liu; Dong-Yi ; et al.	2011-12-29
Pre-packaged Structure App 20110079906 - Tsai; Shih-Wei ; et al.	2011-04-07
Method Of Programming A Flash Memory Through Boosting A Voltage Level Of A Source Line App 20050128814 - Yang, Ching-Sung ; et al.	2005-06-16
Method of programming a flash memory through boosting a voltage level of a source line Grant 6,898,126 - Yang , et al. May 24, 2	2005-05-24
Method of programming and erasing a non-volatile semiconductor memory Grant 6,839,284 - Yang , et al. January 4, 2	2005-01-04
Method Of Programming And Erasing A Non-volatile Semiconductor Memory App 20040257879 - Yang, Ching-Sung ; et al.	2004-12-23

uspto.report is an independent third-party trademark research tool that is not affiliated, endorsed, or sponsored by the United States Patent and Trademark Office (USPTO) or any other governmental organization. The information provided by uspto.report is based on publicly available data at the time of writing and is intended for informational purposes only.

While we strive to provide accurate and up-to-date information, we do not guarantee the accuracy, completeness, reliability, or suitability of the information displayed on this site. The use of this site is at your own risk. Any reliance you place on such information is therefore strictly at your own risk.

All official trademark data, including owner information, should be verified by visiting the official USPTO website at www.uspto.gov. This site is not intended to replace professional legal advice and should not be used as a substitute for consulting with a legal professional who is knowledgeable about trademark law.