Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7770673 | Battery powered shuttle car | Claude Allen, Jimmy Hickok, Purnal McWhorter | 2010-08-10 |
| 5512222 | Method of using a chilled trough for producing slabs of polyurethane foam | Edward A. Sabol | 1996-04-30 |