Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D793963 | Protective cover for conduit | — | 2017-08-08 |
| 8936414 | Systems, methods and apparatus for the subterranean support of underground conduits and/or pipes | — | 2015-01-20 |
| 8303217 | Systems for the subterranean support of underground conduits | John W. Jinnings | 2012-11-06 |
| 8061934 | Method and installation for the subterranean support of underground conduits | John W. Jinnings | 2011-11-22 |
| 8016518 | Sheet pile for the subterranean support of underground conduits | John W. Jinnings | 2011-09-13 |
| 7771140 | Methods for the subterranean support of underground conduits | John W. Jinnings | 2010-08-10 |