Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6546877 | Railway truck frame mounted load weigh valve | — | 2003-04-15 |
| 6089165 | Railway truck with underslung equilizer beams | Richard B. Polley, William C. Jones, Jr., Todd A. Porter | 2000-07-18 |
| 5462139 | Cast bolt-on mounting bracket for supporting a disc brake on a railcar truck | William C. Jones, Jr., Richard B. Polley | 1995-10-31 |