loadpatents
Patent applications and USPTO patent grants for Chiou; Yih-Fang.The latest application filed is for "controller for power protection".
Patent | Date |
---|---|
Power feedback power factor correction high frequency inverter Grant 7,023,148 - Chao , et al. April 4, 2 | 2006-04-04 |
Control circuit of electronic ballast for fluorescent lamp Grant 6,998,786 - Chiou February 14, 2 | 2006-02-14 |
Power factor correction circuit for electronic ballast Grant 6,998,795 - Chiou February 14, 2 | 2006-02-14 |
Controller for power protection App 20050264217 - Huston, Trevor Lee ;   et al. | 2005-12-01 |
Power factor correction circuit for electronic ballast App 20050248295 - Chiou, Yih-Fang | 2005-11-10 |
Control circuit of electronic ballast for fluorescent lamp App 20050168161 - Chiou, Yih-Fang | 2005-08-04 |
Power feedback power factor correction high frequency inverter App 20050146906 - Chao, James Chien Fan ;   et al. | 2005-07-07 |
Stopper protection circuit of electronic ballast for fluorescent lamp Grant 6,605,908 - Zhang , et al. August 12, 2 | 2003-08-12 |
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.