Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10444194 | Method and apparatus for material identification of pipelines and other tubulars | Bruce I. Girrell, Dean M. Vieau, Johana M. Chirinos, Douglas W. Spencer, Trenton M. Bruce | 2019-10-15 |
| 8261623 | Communication system for pipeline inspection | Jerry Miller, Randall L. Perrin, James D. Anderson, Jr., Douglas W. Spencer | 2012-09-11 |