Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4412161 | Digital control of servo circuit | — | 1983-10-25 |
| 4398225 | Combined serializer encoder and decoder for data storage system | Eric J. Halvorsen | 1983-08-09 |
| 4375069 | Programmable format sequencer for disk drive | Eric J. Halvorsen | 1983-02-22 |