Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9273368 | Process for direct reduction of iron oxide | — | 2016-03-01 |
| 7449142 | Plant for use in continuous steelmaking process | Frank M. Wheeler | 2008-11-11 |
| 6875251 | Continuous steelmaking process | Frank M. Wheeler | 2005-04-05 |
| 6270550 | Method for direct reduction of iron bearing pellets or lump iron ore | Michael H. Blank | 2001-08-07 |