Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7905281 | Method for determining the size of tubular pipe to be inserted in a borehole | — | 2011-03-15 |
| 7874372 | Well access line positioning assembly | Joseph Varkey, Hifzi Ardic | 2011-01-25 |