Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9328472 | System and method for determining optimal design conditions for structures incorporating geosynthetically confined soils | Robert Barrett, Colby Barrett | 2016-05-03 |
| 8708597 | System and method for increasing roadway width incorporating a reverse oriented retaining wall and soil nail supports | Robert Barrett, Timothy Allen Ruckman, Colby Barrett, Cameron Lobato, Nathan Beard | 2014-04-29 |
| 8376661 | System and method for increasing roadway width incorporating a reverse oriented retaining wall and soil nail supports | Robert Barrett, Timothy Allen Ruckman, Colby Barrett, Cameron Lobato, Nathan Beard | 2013-02-19 |
| 7384217 | System and method for soil stabilization of sloping surface | Robert Barrett | 2008-06-10 |
| 7338233 | Soil nail and method of installing a subsurface support | Robert Barrett, Colby Barrett | 2008-03-04 |
| 7226247 | Method and apparatus for creating soil or rock subsurface support | Robert Barrett | 2007-06-05 |
| 6890127 | Subsurface platforms for supporting bridge/culvert constructions | Robert Barrett | 2005-05-10 |
| 6745421 | Abutment with seismic restraints | Robert Barrett | 2004-06-08 |