Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7408755 | Advanced inrush/transient current limit and overload/short circuit protection method and apparatus for DC voltage power supply | Yang Ye, Daming Ma | 2008-08-05 |
| 7012392 | Multi-stage dynamic braking resistor network | That Nguyen | 2006-03-14 |
| 6861897 | Active filter for multi-phase AC power system | Louis Cheng | 2005-03-01 |
| 6469485 | Active filter and method for suppressing current harmonics | Louis Cheng | 2002-10-22 |