Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5841855 | Menu level indicator for a telephone terminal | Joanne W. Davidson, David M. Gresham, Michael L. Moroze, Elizabeth Bauer-Nilsen Sanders, Alessandro A. Subrizi +1 more | 1998-11-24 |
| 5774540 | Hierarchical menu screen interface for displaying and accessing telephone terminal features | Joanne W. Davidson, David A. Fishman, David M. Gresham, Kenneth L. Kasiske, Michael L. Moroze +3 more | 1998-06-30 |