| 9608430 |
Battery circuit fault protection in uninterruptable power sources |
Jiwu Duan, John C. Elliott, Dennis W. Fried, Trung Le |
2017-03-28 |
| 9081004 |
Circuit for detecting analytes via nanoparticle-labeled substances with electromagnetic read-write heads |
Dylan J. Boday, Louie A. Dickens, Icko Eric Timothy Iben, Wayne Alan McKinley, Lee C. Randall +3 more |
2015-07-14 |
| 8338982 |
Apparatus to maintain redundancy in four line system |
Jiwu Duan, Trung Le |
2012-12-25 |
| 8138625 |
Dual line active automatic transfer switch |
Jiwu Duan, Trung Le, Juan Antonio Yanes |
2012-03-20 |
| 8097978 |
Extending backup times of uninterruptible power supplies |
Trung Le |
2012-01-17 |
| 8039990 |
DC UPS configured as intrinsic power transfer switch |
Trung Le |
2011-10-18 |
| 8022579 |
Brownout solution for electromechanical automatic transfer switch |
Trung Le |
2011-09-20 |
| 7962776 |
Method and apparatus for detecting component removal while operating in a battery backup mode |
Larry Juarez, Joseph Dean Ohrazda, Kenny Nian Gan Qiu |
2011-06-14 |
| 7898106 |
DC UPS configured as intrinsic power transfer switch |
Trung Le |
2011-03-01 |
| 7868484 |
Worldwide adaptive multi-coil automatic transfer switch |
Trung Le |
2011-01-11 |
| 7847435 |
Intrinsically balanced direct current uninterruptible power supply |
Trung Le |
2010-12-07 |
| 7763993 |
DC UPS with auto-ranging backup voltage capability |
Trung Le |
2010-07-27 |
