Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5222125 | System for providing personalized telephone calling features | Carroll W. Creswell, Daniel Furman, Philip S. Kravitz, Ramnath A. Lakshmi-Ratan, Steven G. Lanning +2 more | 1993-06-22 |