Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5267096 | Adjustable write equalization for tape drives | William A. Buchan, Gregory A. Unruh | 1993-11-30 |
| 5255130 | Adjustable write equalization for tape drives | William A. Buchan, Gregory A. Unruh | 1993-10-19 |