Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5557887 | Yieldable gearing and safety mechanisms for garage door operators | Thomas M. Sherlock, Richard S. Davis | 1996-09-24 |
| 5048653 | Side mount garage door release | — | 1991-09-17 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5557887 | Yieldable gearing and safety mechanisms for garage door operators | Thomas M. Sherlock, Richard S. Davis | 1996-09-24 |
| 5048653 | Side mount garage door release | — | 1991-09-17 |