Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10731420 | Indexing drill bit | Scott Dahlgren, David R. Hall, Joshua J. Hanson, Jonathan Marshall, Yuelin Shen +3 more | 2020-08-04 |
| 9936937 | Surgical retractor | Bryce Edmondson, Quentin Allen, Michael McCain, Terri Bateman, Larry L. Howell | 2018-04-10 |
| 9890636 | Axially stable retention mechanism for picks and cutting elements | David R. Hall, Francis Leany, Youhe Zhang, Yuri Burhan | 2018-02-13 |