Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5147459 | Cementitious products | Christine A. Durey | 1992-09-15 |
| D321942 | Tile | — | 1991-11-26 |
| 4525500 | Polymer-modified cement mortars and concretes and processes for the production thereof | — | 1985-06-25 |