Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10604819 | Method of making high strength steel crane rail | Bruce L. Bramfitt, Frederick B. Fletcher, Jason T McCullough, John S. Nelson | 2020-03-31 |
| 9476107 | Method of making high strength steel crane rail | Bruce L. Bramfitt, Frederick B. Fletcher, Jason T McCullough, John S. Nelson | 2016-10-25 |