Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7176667 | Buck-boost voltage converter | Tien-Tzu Chen, Guang-Nan Tzeng | 2007-02-13 |
| 7157888 | Light loading control circuit for a buck-boost voltage converter | Tien-Tzu Chen | 2007-01-02 |