Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5218911 | Split skid protection casting and insert adapter for replacement outlet valve of a tank car | Michael D. Gaikowski | 1993-06-15 |
| 4745947 | Steam jacketed outlet reducer nozzle | — | 1988-05-24 |
| 4697528 | Railway tank car with protective device for protrusion | — | 1987-10-06 |
| 4269220 | Tank valve mounting arrangement | — | 1981-05-26 |