Issued Patents All Time
Showing 26–27 of 27 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5249125 | Computer controlled railway brake equipment | John J. Allen, Ronald O. Newton | 1993-09-28 |
| 5172316 | Computer controlled railway brake equipment | John J. Allen, Ronald O. Newton | 1992-12-15 |