Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8448410 | Building block, building block mold, and method for forming building block | Benjamin Zvi Korman | 2013-05-28 |
| 8414816 | Culm block and method for forming the same | Benjamin Zvi Korman, Douglas Priest | 2013-04-09 |
| 7707784 | Method for forming a culm block | Benjamin Zvi Korman, Douglas Priest | 2010-05-04 |
| 6951080 | Culm blocks | Benjamin Zvi Korman, Doug C. Priest | 2005-10-04 |