Chen; Jiann-Fuh
Patent Applications and Registrations
Patent applications and USPTO patent grants for Chen; Jiann-Fuh.The latest application filed is for "flyback converter and controlling method thereof".
- Chen; Jiann-Fuh - Tainan TW
- CHEN; JIANN-FUH - TAINAN CITY TW
- Chen; Jiann-Fuh - Tainan County TW
- Chen; Jiann-Fuh - Yongkang City TW
| Patent | Date |
|---|---|
| Flyback converter and controlling method thereof Grant 10,050,538 - Liang , et al. August 14, 2 | 2018-08-14 |
| Flyback Converter And Controlling Method Thereof App 20180083541 - LIANG; TSORNG-JUU ; et al. | 2018-03-22 |
| Battery equalization circuits for series charging/discharging and controlling methods thereof Grant 9,368,977 - Liang , et al. June 14, 2 | 2016-06-14 |
| Electrolytic capacitor-less AC/DC converter and controlling method thereof Grant 9,300,217 - Liang , et al. March 29, 2 | 2016-03-29 |
| LED driver having compensation capacitor set Grant 9,155,136 - Liang , et al. October 6, 2 | 2015-10-06 |
| Electrolytic Capacitor-less Ac/dc Converter And Controlling Method Thereof App 20150180325 - Liang; Tsorng-Juu ; et al. | 2015-06-25 |
| LED driver circuit Grant 8,836,229 - Liang , et al. September 16, 2 | 2014-09-16 |
| Led Driver Having Compensation Capacitor Set App 20140049171 - Liang; Tsorng-Juu ; et al. | 2014-02-20 |
| Current Balancing Led Driver Circuit And Method Therof App 20130307427 - Liang; Tsorng-Juu ; et al. | 2013-11-21 |
| Battery Equalization Circuits For Series Charging/discharging And Controlling Methods Thereof App 20130214733 - Liang; Tsorng-Juu ; et al. | 2013-08-22 |
| LED driving device Grant 8,461,765 - Liang , et al. June 11, 2 | 2013-06-11 |
| Light emitting diode driving device with a simple structure and an enhanced efficiency Grant 8,427,071 - Liang , et al. April 23, 2 | 2013-04-23 |
| Interleaved flyback converter device with leakage energy recycling Grant 8,374,000 - Liang , et al. February 12, 2 | 2013-02-12 |
| Led Driver Circuit App 20120161650 - LIANG; Tsorng-Juu ; et al. | 2012-06-28 |
| Interleaved flyback converter device with leakage energy recycling App 20120113688 - Liang; Tsorng-Juu ; et al. | 2012-05-10 |
| Multi-winding high step-up DC-DC converter App 20110292690 - Liang; Tsorng-Juu ; et al. | 2011-12-01 |
| Led Driving Device App 20110273099 - LIANG; Tsorng-Juu ; et al. | 2011-11-10 |
| Light Emitting Diode Driving Device App 20110156602 - Liang; Tsorng-Juu ; et al. | 2011-06-30 |
| Light Emitting Diode Driving Device App 20100308743 - Liang; Tsorng-Juu ; et al. | 2010-12-09 |
| Voltage supplying apparatus using a fuel cell Grant 7,557,532 - Liu , et al. July 7, 2 | 2009-07-07 |
| High-voltage transformer coil with acoustic wave guiding function Grant 7,339,447 - Chen , et al. March 4, 2 | 2008-03-04 |
| High-voltage transformer coil with acoustic wave guiding function App 20070126530 - Chen; Jiann-Fuh ; et al. | 2007-06-07 |
| Voltage supplying apparatus using a fuel cell App 20070070654 - Liu; Ching-Hsiung ; et al. | 2007-03-29 |
| Simple partial discharge detector for power equipment using acoustic emission technique Grant 7,180,303 - Chen , et al. February 20, 2 | 2007-02-20 |
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.
| 