Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10604815 | Direct reduction process and shaft furnace utilizing an extended flow diverter cone | Brian Voelker, Haruyasu Michishita | 2020-03-31 |
| 9938594 | Methods and systems for producing direct reduced iron and steel mill fuel gas using coke oven gas and basic oxygen furnace gas | Robert Cheeley | 2018-04-10 |
| 9175910 | Devices and methods for enhancing burden uniformity in a combination reforming/reducing shaft furnace | Steve Montague | 2015-11-03 |
| 8528280 | Composite hutch door | Robert Coil | 2013-09-10 |
| 7958683 | Wall panel system | Sam E. Abusada, Nicholas Stubbe, Darren Zaugg, Benjamin J. Proctor, Steve V. Lindeen +1 more | 2011-06-14 |
| 6964138 | Wall panel system | Mark Carroll, Tom Michel, Timothy J. Nichols, Martin J. Traver, Osama Abusada +1 more | 2005-11-15 |