Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6761504 | Waterproof cladding construction and method of providing the same | Rolf Brandenberger, Knut Finn Garshol, Peter Alexander Schubert | 2004-07-13 |
| 5674929 | Cementitious compositions for layered applications | — | 1997-10-07 |
| 5609681 | Workable cementitious compositions | Josef F. Drs, Odd M. Tjugum, Salvatore Valenti | 1997-03-11 |
| 5494516 | Workable cementitious compositions | Josef F. Drs, Odd M. Tjugum, Salvatore Valenti | 1996-02-27 |