Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8562258 | Shielded tamper and method of use for making aggregate columns | Kord J. Wissmann | 2013-10-22 |
| 8221034 | Methods of providing a support column | Kord J. Wissmann, Alan L. Moxhay, Nathaniel S. Fox | 2012-07-17 |
| 8079780 | Slotted mandrel for lateral displacement pier and method of use | Kord J. Wissmann | 2011-12-20 |
| 8043028 | Apparatus for providing a support column | Kord J. Wissmann, Alan L. Moxhay, Nathaniel S. Fox | 2011-10-25 |
| 6988855 | Lateral displacement pier and method of installing the same | Nathaniel S. Fox | 2006-01-24 |
| 6688815 | Lateral displacement pier and method of installing the same | Nathaniel S. Fox | 2004-02-10 |
| 6425713 | Lateral displacement pier, and apparatus and method of forming the same | Nathaniel S. Fox | 2002-07-30 |