Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D828106 | Tray | — | 2018-09-11 |
| 8746340 | Fish-thru screen apparatus and method | Douglas A. Beynon | 2014-06-10 |
| 8360708 | Telescoping tool basket, especially for offshore operations, and method of using same | — | 2013-01-29 |
| 8042531 | Portable batting device and method | — | 2011-10-25 |
| 7958880 | Portable batting device and method | — | 2011-06-14 |
| 7604063 | Flow valve and method | — | 2009-10-20 |
| 7549486 | Screen apparatus and method | Douglas A. Beynon | 2009-06-23 |
| 6598685 | Drilling fluid screen and method | — | 2003-07-29 |
| 6250394 | Apparatus for assisting the advancement of a work string and method | — | 2001-06-26 |