Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8052347 | Concrete screed with pivoting leading—edge blade for angular positioning thereof | S. Allen Face, III | 2011-11-08 |
| 7604433 | Concrete screed with vertically adjustable gate | S. Allen Face, III | 2009-10-20 |
| 7476053 | Portable form and method for using same for concrete strike-off | S. Allen Face, III | 2009-01-13 |
| 7357596 | Concrete screed with movable leading edge | S. Allen Face, III | 2008-04-15 |
| 7357597 | Concrete screed with movable leading edge | S. Allen Face, III | 2008-04-15 |
| 6758631 | Portable screed guidance system | — | 2004-07-06 |