Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6980035 | Auto-detect level shifter for multiple output voltage standards | Shi-dong Zhou, Gubo Huang, Shankar Lakkapragada, Andy T. Nguyen | 2005-12-27 |
| 6549016 | Negative voltage detector | Derek R. Curd | 2003-04-15 |
| 6278327 | Negative voltage detector | Derek R. Curd | 2001-08-21 |