Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4870635 | Precision measurement and positioning system for disk storage system | Timothy R. Block, Mark R. Enstrom, Karl A. Shidler, Ronald L. Soderstrom | 1989-09-26 |
| 4813033 | Two axis electromagnetic actuator with axis balanced suspension | Holger J. Baasch | 1989-03-14 |