Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6523484 | Center beam car with depressed cargo-carrying area | Gregory J. Saxton, John N. Niosi, Kris Heitmeyer | 2003-02-25 |
| 6431085 | Center beam car with depressed cargo-carrying area | Gregory J. Saxton, John N. Niosi, Michael D. Hubbard, Kris Heitmeyer | 2002-08-13 |