Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7770673 | Battery powered shuttle car | Thomas Cushman, Jimmy Hickok, Purnal McWhorter | 2010-08-10 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7770673 | Battery powered shuttle car | Thomas Cushman, Jimmy Hickok, Purnal McWhorter | 2010-08-10 |