Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4849018 | Utilization of latexes with aluminous cement and gypsum composition | David A. Ruefenacht | 1989-07-18 |
| 4746365 | Utilization of latexes with hydraulic cement and gypsum compositions | David A. Ruefenacht | 1988-05-24 |
| 4366209 | Surface treating method and composition for cement | — | 1982-12-28 |
| 4357166 | Method and composition for controlling volume change in fast setting, fluid impermeable cementitious systems | — | 1982-11-02 |