Issued Patents 2011
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| RE42946 | Circuits, systems, methods, and software for power factor correction and/or control | Xiaopeng Chen, Hubertus Notohamiprodjo | 2011-11-22 |
| RE42947 | Circuits, systems, methods, and software for power factor correction and/or control | Xiaopeng Chen, Hubertus Notohamiprodjo | 2011-11-22 |
| 7990740 | Method and apparatus for controlling power factor correction | Hubertus Notohamiprodjo, Hong Liang Zhang | 2011-08-02 |