Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10018016 | Wireline fluid blasting tool and method | James B. Crawford | 2018-07-10 |
| 9248478 | Method and apparatus for removal of pigs, deposits and other debris from pipelines and wellbores | James R. Crawford, James B. Crawford | 2016-02-02 |
| 8707498 | Multifunctional cleaning tool | James B. Crawford, James R. Crawford | 2014-04-29 |
| 8479821 | Method and apparatus for removal of pigs, deposits and other debris from pipelines and wellbores | James (Jim Bob) R. Crawford, Jamie Crawford | 2013-07-09 |