Issued Patents 2022
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11518861 | Tear resistant mono-axially oriented propylene-based film | Harold Egon Koehn, Claudio M. Paulino | 2022-12-06 |
| 11480030 | Thermal expansion actuation system for sleeve shifting | Per Angman, Mark Andreychuk, Allan Petrella | 2022-10-25 |
| 11261682 | Mode selector for a downhole tool | Per Angman, David C. Parks, Allan Petrella, Mark Andreychuk | 2022-03-01 |
| 11215048 | System and method for monitoring and controlling fluid flow | Allan Petrella, Per Angman, Mark Andreychuk | 2022-01-04 |