Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4843503 | Head arm damping device for disc drive actuators | Henry Hazebrouck | 1989-06-27 |
| 4833667 | Spindle motor assembly for low acoustic noise environments | Joseph C. Cardona | 1989-05-23 |