Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5949852 | Method for recording messages for absent parties | — | 1999-09-07 |
| 4585931 | Method for automatically identifying semiconductor wafers | Francis J. Ehret, Sherwin R. Kahn, Karen H. Kinney, Peter D. Parry | 1986-04-29 |