Issued Patents 2020
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D904475 | Tandem sub | Frank Haron Preiss, Liam McNelis, Eric Mulhern, Thilo Scharf | 2020-12-08 |
| 10844697 | Perforation gun components and system | Frank Haron Preiss, Liam McNelis, Eric Mulhern, Thilo Scharf | 2020-11-24 |