Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11028644 | Drill with a boom arm and a self-aligning support system | — | 2021-06-08 |
| 8864101 | Machine implemented utility valve exercising apparatus | — | 2014-10-21 |
| 8739354 | Mobile method for servicing or cleaning a utility sewer or drainage pipe | — | 2014-06-03 |
| 8033299 | Utility valve access and performance evalutation method | Don M. Buckner | 2011-10-11 |
| 7644523 | Mobile vacuum boring and excavation method | — | 2010-01-12 |
| 7604023 | Utility valve access and performance evaluation means | Don M. Buckner | 2009-10-20 |
| 7503134 | Inclined slope vacuum excavation container | — | 2009-03-17 |
| 7467473 | Apparatus for tractor trailer onboard dynamic alignment | Mitchell C. Harrill, Elena Harrill | 2008-12-23 |
| 6988568 | Vacuum boring and mud recovery system | — | 2006-01-24 |
| 5255448 | Dry can drying apparatus having tangential blowers | — | 1993-10-26 |
| 4287138 | Direct contact gaseous to liquid heat exchange and recovery system | — | 1981-09-01 |