Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| RE38364 | Method for hardening and polishing concrete floors, walls, and the like | Mark Wetherell | 2003-12-23 |
| 6454632 | Method of hardening and polishing concrete floors, walls, and the like | Perry Maxfield | 2002-09-24 |
| 6155907 | Method for hardening and polishing concrete floors, walls, and the like | — | 2000-12-05 |