Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5142425 | Disk drive in which magnetic head-to-disk capacitive coupling is eliminated | Robert J. Davidson | 1992-08-25 |
| 4987514 | Method and apparatus for preventing parasitic electrical discharges in magnetic disk drives | Boyd Norvell Shelton, Richard L. Hilton | 1991-01-22 |
| 4970621 | Demagnetization of thin film magnetic recording transducers utilizing a decreasing AC current | Ralph Simmons | 1990-11-13 |
| 4795985 | Digital phase lock loop | — | 1989-01-03 |
| 4603317 | Electrically-operated backup alarm | Ronald K. Whitaker | 1986-07-29 |