Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9091133 | Swellable material activation and monitoring in a subterranean well | Benjamin Stewart, Rutger Evers, Roger L. Schultz, John C. Gano | 2015-07-28 |
| 8960270 | Shunt tube flowpaths extending through swellable packers | Alf K. Sevre, Alan Wilkins, Rutger Evers | 2015-02-24 |
| 8555961 | Swellable packer with composite material end rings | Jonny Haugen, David B. Allison | 2013-10-15 |
| 7784532 | Shunt tube flowpaths extending through swellable packers | Alf K. Sevre, Allen L. Wilkins, Rutger Evers | 2010-08-31 |