Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6639748 | Disk drive that discerns the polarity of a head signal from a sync mark to enhance data detection | Grant S. Christiansen | 2003-10-28 |
| 6603622 | Disk drive employing a sync mark detector comprising a matched filter and a dual polarity correlator | Grant S. Christiansen | 2003-08-05 |