Issued Patents 2021
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11149529 | Ballistic coupling of perforating arrays | Richard Ellis Robey, Nicholas Gerald Harrington, Jason Paul Metzger | 2021-10-19 |
| 10989023 | Sealed ballistic transfer apparatus | Richard Ellis Robey, Nicholas Gerald Harrington | 2021-04-27 |
| 10920541 | Perforating device | Richard Ellis Robey, Christopher C. Hoelscher, James Wight | 2021-02-16 |