Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5837921 | Gun barrel with integral midwall cooling | Christopher Rinaldi, Jeffrey W. Haas, Edward J. Hyland | 1998-11-17 |
| 4813123 | Method of adjusting an electric horn air gap | Carl R. Wilson | 1989-03-21 |
| 4441099 | Diaphragm horn | — | 1984-04-03 |
| 4433750 | Synthetic horn projector with metal insert | — | 1984-02-28 |
| 4399427 | Reverse alarm | — | 1983-08-16 |
| 4361952 | Method of adjusting air gap of an electric horn | — | 1982-12-07 |