Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5659603 | Method for printing key telephone designation strips | — | 1997-08-19 |
| 5309509 | Graphical user interface workstation | Sherri L. Cocklin, Tanya T. van der Heyde | 1994-05-03 |