Issued Patents 2011
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8037935 | Acquiring and concentrating a selected portion of a sampled reservoir fluid | — | 2011-10-18 |
| 7958936 | Downhole formation sampling | Malcolm Douglas McGregor, John C. Welch, Anthony Herman Van Zuilekom, Thomas Ballweg | 2011-06-14 |
| 7938175 | Drilling, perforating and formation analysis | Neal G. Skinner, Harry D. Smith, Jr., Christopher Michael Jones, Daniel D. Gleitman | 2011-05-10 |
| 7866387 | Packer variable volume excluder and sampling method therefor | Anthony Herman Van Zuilekom, Mark A. Proett | 2011-01-11 |