Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4263647 | Fault monitor for numerical control system | Gregory Merrell | 1981-04-21 |
| 4228495 | Multiprocessor numerical control system | Ernst Dummermuth, Thomas M. Hoch, Bruce Jaffe, Gregory Merrell | 1980-10-14 |