Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5448428 | Phase locking a disk drive spindle to a reference signal | William D. Lewis | 1995-09-05 |
| 5438464 | Synchronization of multiple disk drive spindles | William D. Lewis | 1995-08-01 |
| 5276569 | Spindle controller with startup correction of disk position | — | 1994-01-04 |