Issued Patents 2020
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D894711 | Scoring knife | Nicholas A. Costanzo | 2020-09-01 |
| 10710256 | Scoring knife | Nicholas A. Costanzo | 2020-07-14 |
| D880267 | Top member for tile leveling device | — | 2020-04-07 |
| D880319 | Tile spacer | Clinton C. Thackery, Richard M. Davidian, Nicholas A. Costanzo | 2020-04-07 |
| 10577813 | Tile leveling device | — | 2020-03-03 |