Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8152970 | Method and apparatus for producing coke | Michael P. Barkdoll, Richard C. Retort, Richard Westbrook, Jerome A. Karnowski, Mark Anthony Ball | 2012-04-10 |
| 6036914 | Dumping bay with fume collecting provisions | David J. Diederich, John C. Paddock, Thomas F. Bernarding | 2000-03-14 |
| 4878551 | Ladle transfer car with weighing system | Tryon V. Huggett, Judson F. Martt | 1989-11-07 |