Issued Patents 1997
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5623536 | Anonymous interactive telephone system | Merrill Solomon, Dana L. Goldstein | 1997-04-22 |
| 5604792 | Call screening method | Merrill Solomon, Dana L. Goldstein | 1997-02-18 |
| 5596627 | Call screening method using selective call acceptance | Merrill Solomon, Dana L. Goldstein | 1997-01-21 |