Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4717864 | Speed control method and apparatus for electronically commutated motors | — | 1988-01-05 |
| 4602304 | Servo pattern for dedicated surface track following servo systems | — | 1986-07-22 |
| 4205357 | Disk drive unit incorporating a field-replaceable fixed disk assembly | Richard E. Barton, Yoshiyasu Narahara, Michael S. Shebanow | 1980-05-27 |