Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6744887 | Acoustic echo processing system | Alberto D. Berstein, Abraham Wei | 2004-06-01 |
| 5041802 | Low power oscillator with high start-up ability | Andre B. Walker, Elisabeth Ekman | 1991-08-20 |
| 5028819 | High CMOS open-drain output buffer | Elisabeth Ekman, Andre B. Walker, Stephen E. Clark | 1991-07-02 |