Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4319528 | Railway passenger car interior paneling and finish assembly | Ernest J. Nagy | 1982-03-16 |
| 4227465 | Upper berth support arrangement | Walter J. Marulic | 1980-10-14 |
| 4198785 | Movable threshold door seal | Walter J. Marulic | 1980-04-22 |
| 4195576 | Monorail car stabilizing system | — | 1980-04-01 |
| 4183179 | Sliding door and door guide arrangement for a railway passenger car compartment | Roy W. Miller, Walter J. Marulic | 1980-01-15 |