| 8834066 |
Segmental bio-retention basin system |
Paul Wilhelms, Matt Snelling, Jim Fetterman, David Mudd |
2014-09-16 |
| 7987646 |
Polymeric or composite wall and surface veneering products, systems and methods of use thereof |
Paul J. Forsberg, Edward Alan Knudson, John Fitzgerald Dolan, Daryl R. Pilarski, Joel Forsberg |
2011-08-02 |
| 7871223 |
Retaining wall block |
Robert A. MacDonald |
2011-01-18 |
| 7866923 |
Continuous chamber mass confinement cells and methods of use thereof |
Edward Alan Knudson, John Fitzgerald Dolan, Timothy Paul Bendell, Vishal N. Lokhande, Daniel Darst +1 more |
2011-01-11 |
| 7854573 |
Landscaping products including continuous chamber mass confinement cells and methods of use thereof |
Edward Alan Knudson, John Fitzgerald Dolan, Lee G. Macklem, Vishal N. Lokhande, Daniel Darst +1 more |
2010-12-21 |
| 7654776 |
Retaining wall block |
Robert A. MacDonald |
2010-02-02 |
| 7448830 |
Retaining wall block |
Robert A. MacDonald |
2008-11-11 |
| 7168892 |
Retaining wall block |
Robert A. MacDonald |
2007-01-30 |
| 6912823 |
Multi-channel retaining wall block and system |
Robert A. MacDonald |
2005-07-05 |
| 6854231 |
Multi-channel retaining wall block and system |
Robert A. MacDonald |
2005-02-15 |
| 6709201 |
Grooved retaining wall block and system |
— |
2004-03-23 |
| 6615561 |
Retaining wall block |
Robert A. MacDonald |
2003-09-09 |
| 6536994 |
Grooved retaining wall block and system |
— |
2003-03-25 |