Issued Patents 2021
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11181208 | Non-invasive pipeline pig signal using vibration sensors | — | 2021-11-23 |
| 10911158 | Use of high speed radio frequency protocols for communication with pipeline pigs and inspection tools | Ed Maynard, Philip M. Maltby | 2021-02-02 |