Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7911194 | Controller and driver communication for switching regulators | Chun Cheung, Robert H. Isham | 2011-03-22 |
| 7898310 | Phase doubler | Chun Cheung, Emil Chen, Paul K. Sferrazza, Robert H. Isham | 2011-03-01 |