Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8240404 | Roof bolt bit | David R. Hall, Ronald B. Crockett | 2012-08-14 |
| 7766998 | Water extraction apparatus | David R. Hall, Tyson J. Wilde, Joshua Larsen | 2010-08-03 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8240404 | Roof bolt bit | David R. Hall, Ronald B. Crockett | 2012-08-14 |
| 7766998 | Water extraction apparatus | David R. Hall, Tyson J. Wilde, Joshua Larsen | 2010-08-03 |