Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D516735 | Revetment block | David B. Kees, Kenneth L. McAllister | 2006-03-07 |
| D504957 | Revetment block | Derek W. Dice, Kenneth L. McAllister | 2005-05-10 |
| 6866446 | Revetment block and mat | Kenneth L. McAllister, Derek W. Dice | 2005-03-15 |
| D482800 | Revetment block | Derek W. Dice, Kenneth L. McAllister | 2003-11-25 |
| D482801 | Revetment block | Derek W. Dice, Kenneth L. McAllister | 2003-11-25 |
| 6579038 | Revetment block | Kenneth L. McAllister, Derek W. Dice | 2003-06-17 |
| D463577 | Paving stone | Derek W. Dice, Kenneth L. McAllister | 2002-09-24 |
| D463041 | Revetment block and a half | Derek W. Dice, Kenneth L. McAllister | 2002-09-17 |