Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6224308 | Brace panel assembly for a monocoque locomotive | Allen C. Bieber, Thomas Charles Sonnev, Frederick William Schulze, Harold Edward Rinn, Gail Leroy Detar +3 more | 2001-05-01 |
| 5577449 | Bulkhead assembly for a monocoque locomotive | Thomas C. Sonney, Richard H. Holmes | 1996-11-26 |
| 5355806 | Monocoque locomotive | Allen C. Bieber, Thomas C. Sonney, Frederick William Schulze, Harold Edward Rinn, Gail Leroy Detar +3 more | 1994-10-18 |