Issued Patents All Time
Showing 1–25 of 35 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11613945 | Self cleaning drilling rig fluid containment | — | 2023-03-28 |
| 11608671 | Cross-linked polyethylene foam insulation for window and door frames | — | 2023-03-21 |
| 11421490 | Adjustable containment envelope | — | 2022-08-23 |
| 11162295 | Cross-linked polyethylene foam insulation for window and door frames | — | 2021-11-02 |
| 11085256 | Self cleaning drilling rig fluid containment | — | 2021-08-10 |
| 10494903 | Junk basket and related combinations and methods | Dallas Laird Greenwood | 2019-12-03 |
| 10458205 | Removable hand guard for drilling rig hand tongs | Dallas Laird Greenwood | 2019-10-29 |
| 10294740 | Well fluid containment device with safety mechanism | Dallas Laird Greenwood | 2019-05-21 |
| 10174591 | Junk basket and related combinations and methods | Dallas Laird Greenwood | 2019-01-08 |
| 10174576 | Well string stripper and stabilizer | Dallas Laird Greenwood | 2019-01-08 |
| 10107063 | Apparatus and method for stripping solids and fluids from a string used in drilling or servicing wells | Dallas Laird Greenwood | 2018-10-23 |
| 10100585 | Pipe mat and method for using same for collecting fluids draining from drill pipe | Dallas Laird Greenwood | 2018-10-16 |
| D813474 | Washing apparatus | Dallas Laird Greenwood | 2018-03-20 |
| 9784065 | Apparatus and method for stripping solids and fluids from a string used in drilling or servicing wells | Dallas Laird Greenwood | 2017-10-10 |
| 9713829 | Washing apparatus | Dallas Laird Greenwood | 2017-07-25 |
| 9695643 | Pipe mat and method for using same for collecting fluids draining from drill pipe | Dallas Laird Greenwood | 2017-07-04 |
| 9689217 | Apparatus and method for containing fluid or gas released from a pipe | Dallas Laird Greenwood | 2017-06-27 |
| 9632512 | Well containment device | Dallas Laird Greenwood | 2017-04-25 |
| 9488295 | Line pipe tray | Dallas Laird Greenwood | 2016-11-08 |
| 9353580 | Pipe mat and method for using same for collecting fluids draining from drill pipe | Dallas Laird Greenwood | 2016-05-31 |
| D744063 | Well containment device | Dallas Laird Greenwood | 2015-11-24 |
| 8910803 | Line pipe tray | Dallas Laird Greenwood | 2014-12-16 |
| D718610 | Tubing tray | Dallas Laird Greenwood | 2014-12-02 |
| D716071 | Pipe mat | Dallas Laird Greenwood | 2014-10-28 |
| D715623 | Heavy duty line pipe tray | Dallas Laird Greenwood | 2014-10-21 |