Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4544851 | Synchronizer circuit with dual input | Marvin C. Conrad, Karl M. Guttag, John V. Schabowski, Derek Roskell, Jim Carey | 1985-10-01 |
| 4532587 | Single chip processor connected to an external memory chip | Derek Roskell, John V. Schabowski, Karl M. Guttag, Kevin C. McDonough, Thomas J. Preston | 1985-07-30 |
| D276290 | Armchair | — | 1984-11-13 |