Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9032680 | Insulated masonry member insert configured to compensate for mold wear | — | 2015-05-19 |
| 5749191 | Insulated masonry member configured to compensate for mold wear | — | 1998-05-12 |
| 5528874 | Building blocks and insulated composite walls having stackable half-bond symmetry and method of making such walls | — | 1996-06-25 |
| 5339592 | Insulated building blocks and composite walls having stackable half-bond symmetry | — | 1994-08-23 |
| 4551959 | Building block | — | 1985-11-12 |