Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10711542 | Circumferential displacement sucker rod tong | Donald Nicholas Carmelo, Andrew Richard, Harold James Miller, David Richard | 2020-07-14 |
| 9879486 | Portable pipe handling system | Allan Stewart Richardson | 2018-01-30 |
| 9157286 | Portable pipe handling system | Allan Stewart Richardson | 2015-10-13 |
| 7992646 | Horizontal offline stand building system | Roman Vakulin | 2011-08-09 |
| 7967541 | Apparatus for handling and racking pipes | William John Stroshein, David Louis Richard, Leon Keith Jantzen, Imad Assaf | 2011-06-28 |
| 7967540 | Vertical offline stand building and manipulating system | George (Guo Qiang) Hu | 2011-06-28 |
| 7794192 | Apparatus for handling and racking pipes | William John Stroshein, David Louis Richard, Andrew Scott Banister | 2010-09-14 |
| 7331746 | Apparatus for handling and racking pipes | William John Stroshein, David Louis Richard, Andrew Scott Banister | 2008-02-19 |
| 5785132 | Backup tool and method for preventing rotation of a drill string | Allan Stewart Richardson | 1998-07-28 |