Issued Patents 2017
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9840888 | Downhole tool having a shock-absorbing sleeve | Kevin GRAF, Chris BAUDISTEL, Mark Andreychuk | 2017-12-12 |
| 9720118 | Microseismic monitoring with fiber-optic noise mapping | Allan Petrella, Mark Andreychuk | 2017-08-01 |