Issued Patents 1997
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5668195 | Fluidifying agents for cementitious compositions based random copolymers, compositions comprising the same, and methods for their use | — | 1997-09-16 |
| 5665842 | Organic compounds | — | 1997-09-09 |
| 5612396 | Copolymers | Salvatore Valenti, Akira Ohta | 1997-03-18 |