Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6983795 | Downhole zone isolation system | Stephen N. Zuklic, Wilfred Schexnayder, Gary Corbett, Richard YingQing Xu, David Rothers +2 more | 2006-01-10 |
| 6464006 | Single trip, multiple zone isolation, well fracturing system | — | 2002-10-15 |