Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5728209 | Unitized cement admixture | Jeffrey R. Bury, Zvi Grauer | 1998-03-17 |
| 5595594 | Anti-efflorescence admixture for concrete products | Jie Dong, Hamid Farzammehr, Kenneth Sroka | 1997-01-21 |
| 5556458 | Cementitious compositions | John W. Brook, Frederick D. Kinney, Celeste L. McCallen, Andrea M. Young | 1996-09-17 |
| 5536310 | Cementitious compositions containing fly ash | John W. Brook, Frederick D. Kinney, Celeste L. McCallen, Andrea M. Young | 1996-07-16 |