Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11821564 | Method and apparatus to export fluid without discharge | William Benincosa | 2023-11-21 |
| 10801657 | Detachable system to shut off pressure flow in pipes | Jeffery W. Mainzer | 2020-10-13 |
| 10571038 | Breakaway coupling | Joseph P. Roth, Michael Andrew Crum, Krzysztof Wejdman, Narendar Venkatachalapathy | 2020-02-25 |
| 10527217 | Launch system for underground gas main stop-off station | Philip J. Fowles, Joseph Mandara, Jeff Mainzer | 2020-01-07 |
| 10054237 | Breakaway coupling | Joseph P. Roth, Michael Andrew Crum, Krzysztof Wejdman, Narendar Venkatachalapathy | 2018-08-21 |
| 9500311 | Directional insertion tool | Jeff Mainzer | 2016-11-22 |
| 9297487 | Installation of a valve in a pipeline | Robin N. Borland, Edward B. Johnston | 2016-03-29 |
| 7549359 | Aldyl a tee scraper | Frank Hennessey | 2009-06-23 |
| 7243579 | Universal cap tool/tool holder | Frank Hennessey, John Roxworthy, Angie Wood | 2007-07-17 |
| 7234252 | Method and apparatus for beneficiating soils during vacuum excavation | Hyman A. Todres | 2007-06-26 |
| 7179114 | Direct bury tracer wire connector | Pawel Kuzan | 2007-02-20 |