Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9217720 | Method and apparatus for external pipeline weld inspection | Stephen Knight, Stephen G. Drake | 2015-12-22 |
| 6273320 | Measurement of pipe joint misalignment at weld interface | Martin Siebert, Colin Lesly Carter | 2001-08-14 |