Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4776607 | Trailer coupler with tamper resistant lock mechanism | Karl E. Richter, Edward Ebey, Steven L. Permut | 1988-10-11 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4776607 | Trailer coupler with tamper resistant lock mechanism | Karl E. Richter, Edward Ebey, Steven L. Permut | 1988-10-11 |