Issued Patents 2020
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10808489 | Well tool device with a frangible glass body | — | 2020-10-20 |
| 10753160 | Well tool device | — | 2020-08-25 |
| 10544654 | Well tool device with a frangible disc | Stig Ove Bjørgum | 2020-01-28 |