Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11208805 | Modular wall block, interlocking block assembly, and retaining wall constructed of an assembly of modular wall blocks | — | 2021-12-28 |
| 10907350 | Modular wall block, interlocking block assembly, and retaining wall constructed of an assembly of modular wall blocks | — | 2021-02-02 |
| 8371086 | Modular wall block with block-locating jut and shear lug | — | 2013-02-12 |
| 8141315 | Modular wall block with block-locating jut and shear lug | — | 2012-03-27 |
| D509911 | Construction block faces | — | 2005-09-20 |
| D508739 | Construction block | — | 2005-08-23 |
| 6701687 | Modular wall block with mechanical course connector | — | 2004-03-09 |
| 6622445 | Modular wall block with mechanical anchor pin | James S. Martin | 2003-09-23 |
| 6474036 | Retaining wall block | James S. Martin | 2002-11-05 |
| 6168354 | Retaining wall block having a locking shear key for residing between respective adjacent sides of like blocks in an adjacent upper or lower course | James S. Martin | 2001-01-02 |
| D405543 | Wall block | — | 1999-02-09 |