Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9207174 | Apparatus and method for characterizing a replica tape | Leon C. Vandervalk, James E. Davis | 2015-12-08 |
| 8994933 | Apparatus and method for characterizing a replica tape | Leon C. Vandervalk, James E. Davis | 2015-03-31 |