Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11085248 | Centralizer | Philip E. Dufrene, Beau H. Martin, Christian KIESS, Martin Helms, Adam Kyzar | 2021-08-10 |
| 10538975 | Low profile stop collar | Samuel Rodriguez, Forrest Parker, Philip E. Dufrene, Vimalkumar Engineer, Sarah Adams | 2020-01-21 |
| 10280695 | Centralizer | Philip E. Dufrene, Beau H. Martin, Christian KIESS, Martin Helms, Adam Kyzar | 2019-05-07 |