Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4498196 | Testable optically isolated control circuit | Dennis W. Hollenbeck, William D. Hill | 1985-02-05 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4498196 | Testable optically isolated control circuit | Dennis W. Hollenbeck, William D. Hill | 1985-02-05 |