Our Patents
We are known for our innovation in the auger boring and directional drilling industry. Take a look at the patents we have been issued over the years and see how we have innovated.
| Country | Status | Title | Filing Date | Pat. No. | Date Issued |
|---|---|---|---|---|---|
| US | Issued | MATERIAL EXHAUST CONNECTION FOR HORIZONTAL BORE | 2/7/2018 | 10,526,846 | 1/7/2020 |
| US | Issued | CUTTTING ASSEMBLY FOR A BORE DEVICE | 6/27/2017 | 10,465,460 | 11/5/2019 |
| US | Issued | APPARATUS AND METHOD FOR DRILLING GENERALLY HORIZONTAL UNDERGROUNF BOREHOLES | 3/5/2015 | 10,180,031 | 1/15/2019 |
| Canada | Issued | COLLAPSIBLE ROCK HEAD AND ASSOCIATED STRUCTURE | 1/19/2011 | 2,728,794 | 5/29/2018 |
| US | Issued | COLLAPSIBLE ROCK HEAD AND ASSOCIATED STRUCTURE | 7/6/2010 | 8,567,530 | 10/29/2013 |
| US | Issued | METHOD AND APPARATUS FOR PROVIDING A CONTINUOUS STROKE AUGER BORING MACHINE | 3/7/2007 | 7,798,252 | 9/21/2010 |
| US | Issued | AUGER BORING MACHINE WITH INCLUDED PILOT TUBE STEERING MECHANISM AND METHOD OF USE | 3/7/2007 | 7,753,140 | 7/13/2010 |
| US | Issued | PILOT TUBE SYSTEM AND ATTACHMENT MECHANISM FOR AUGER BORING MACHINE | 3/7/2007 | 7,617,888 | 11/17/2009 |
| US | Issued | SWIVEL FOR USE IN INSTALLING LARGE DIAMETER CASING | 3/7/2007 | 7,779,938 | 8/24/2010 |
| US | Issued | LUBRICATED PILOT TUBES FOR USE WITH AUGER BORING MACHINE PILOT STEERING SYSTEM AND USE THEREOF | 3/7/2007 | 7,614,461 | 11/10/2009 |
| US | Issued | COLLAPSIBLE ROCK HEAD | 4/26/2006 | 7,367,412 | 5/6/2008 |