Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4739342 | Crossed-element magnetographic print head | Derek B. Dove, Edward J. Yarmchuk | 1988-04-19 |
| 4725850 | Electromagnetic head with separate addressability resolution and imaging resolution functions | Derek B. Dove, Kurt R. Grebe, Edward J. Yarmchuk | 1988-02-16 |
| 4403305 | Non-data reversing bubble transfer switch for contiguous disks | Ian L. Sanders | 1983-09-06 |
| 4271485 | Bubble domain storage using improved transfer switch | George S. Almasi, Wilhelm E. Bogholtz | 1981-06-02 |
| 4263662 | Guard rail for contiguous element bubble chips | Emerson W. Pugh | 1981-04-21 |
| 4247912 | Magnetic bubble domain chip with enhanced propagation margins | Clifton D. Cullum, Jr., Mark H. Kryder, Yeong S. Lin | 1981-01-27 |