Issued Patents 2020
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10571027 | Metal ring seal and improved profile selective system for downhole tools | John Andrew Markiw, Lennard Sihlis | 2020-02-25 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10571027 | Metal ring seal and improved profile selective system for downhole tools | John Andrew Markiw, Lennard Sihlis | 2020-02-25 |