Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4562775 | Railway vehicle with end and intermediate trucks | Keith L. Jackson, W. Clifford Jones | 1986-01-07 |
| 4429637 | Railway vehicle truck | Keith L. Jackson, Dallas L. Schmitt | 1984-02-07 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4562775 | Railway vehicle with end and intermediate trucks | Keith L. Jackson, W. Clifford Jones | 1986-01-07 |
| 4429637 | Railway vehicle truck | Keith L. Jackson, Dallas L. Schmitt | 1984-02-07 |