Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5692142 | Support for custom user-interaction elements in a graphical, event driven computer system | Robert R. Ulrich | 1997-11-25 |
| 5627960 | Unified hierarchical and tear off menus in a graphical event-driven computer system | Daniel Kenneth Clifford | 1997-05-06 |