Issued Patents All Time
Showing 1–25 of 28 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12034376 | Hybrid modulation controlled DC-to-AC converters | Chih-Shen Yeh | 2024-07-09 |
| 11990849 | Hybrid multi-level inverter | Moonhyun Lee | 2024-05-21 |
| 11968765 | Induction cooking system | Jeremiah Kopiness, Andrew Amrhein, Jong Woo Kim, Moonhyun Lee | 2024-04-23 |
| 10944283 | Distributed single-stage on-board charging device and method thereof | Nan-Hsiung Tseng, Chun-Chen Lin, Hsieh-Tai Su, Chin-Hone Lin | 2021-03-09 |
| 9356526 | DC-DC power conversion apparatus and method | Chi-Seng Lee, Nan-Hsiung Tseng, Chin-Hone Lin, Wei-Han Lai, Hidekazu Miwa | 2016-05-31 |
| 8830711 | Hybrid switch for resonant power converters | Wensong Yu | 2014-09-09 |
| 8824174 | Control system and method for a universal power conditioning system | Sung Yeul Park, Chien-Liang Chen | 2014-09-02 |
| 8334616 | Photovoltaic integrated variable frequency drive | Arshad Mansoor, Satish Rajagopalan, Faisal Khan | 2012-12-18 |
| 7969225 | Circuit of reducing power loss of switching device | Yuan-Hsiang Ho, Yung-Ruei Chang | 2011-06-28 |
| 7518886 | Multiphase soft switched DC/DC converter and active control technique for fuel cell ripple current elimination | Changrong Liu, Amy Marlene Ridenour | 2009-04-14 |
| 7405910 | Multifunction hybrid solid-state switchgear | Arindam Maitra, Mark McGranaghan, Tom Short, Frank Goodman | 2008-07-29 |
| 7336004 | Topologies for using multiple energy sources for power conversions | — | 2008-02-26 |
| 7254043 | Power converter for fuel battery | Haun-Liung Chen, Kevin Wu | 2007-08-07 |
| 7138730 | Topologies for multiple energy sources | — | 2006-11-21 |
| 7050311 | Multilevel converter based intelligent universal transformer | Arshad Mansoor, Arindam Maitra, Frank Goodman | 2006-05-23 |
| 6954366 | Multifunction hybrid intelligent universal transformer | Arshad Mansoor, Arindam Maitra, Frank Goodman | 2005-10-11 |
| 6876556 | Accelerated commutation for passive clamp isolated boost converters | Lizhi Zhu, Fred C. Lee | 2005-04-05 |
| 6727482 | Apparatus and method for inductive heating | Nicholas Bassill | 2004-04-27 |
| 6452815 | Accelerated commutation for passive clamp isolated boost converters | Lizhi Zhu, Fred C. Lee | 2002-09-17 |
| RE37126 | Multilevel cascade voltage source inverter with seperate DC sources | Fang Peng | 2001-04-03 |
| 5710698 | Delta connected resonant snubber circuit | Fang Peng, Robert W. Young, Sr., George W. Ott, Jr. | 1998-01-20 |
| 5644483 | Voltage balanced multilevel voltage source converter system | Fang Peng | 1997-07-01 |
| 5642273 | Resonant snubber inverter | Robert W. Young, Sr., Daoshen Chen, Matthew B. Scudiere, George W. Ott, Jr., Clifford P. White +1 more | 1997-06-24 |
| 5642275 | Multilevel cascade voltage source inverter with seperate DC sources | Fang Peng | 1997-06-24 |
| 5426350 | High frequency transformerless electronics ballast using double inductor-capacitor resonant power conversion for gas discharge lamps | — | 1995-06-20 |