Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6051871 | Heterojunction bipolar transistor having improved heat dissipation | Javier A. Delacruz, Xiangdong Zhang, Matthew Francis O'Keefe, Gregory Henderson | 2000-04-18 |
| 5815014 | Transistor based frequency multiplier | Xiangdong Zhang | 1998-09-29 |