Patents per Year
Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6736626 | Pressed earth block machine | — | 2004-05-18 |
| 6555040 | Method of making pressed earth block machine | — | 2003-04-29 |
| 6302675 | Pressed earth block machine | — | 2001-10-16 |
| 5629033 | Pressed earth block machine | — | 1997-05-13 |